Factors of 42 in pairs

Factors are pairs of numbers which, if multiplied together, give the original number.

The number 42 is a composite number. So, 42 has more than one factor pair.

These are all the factor pairs of 42:

• 1,42
• 2,21
• 3,14
• 6,7

Here is how to find the factor pairs for the number 42:

• 42 divided by 1 is 42. So, (1, 42) is a factor pair of 42
• 42 divided by 2 is 21. So, (2, 21) is a factor pair of 42
• 42 divided by 3 is 14. So, (3, 14) is a factor pair of 42
• 42 divided by 6 is 7. So, (6, 7) is a factor pair of 42

Factor pairs of 42 that ads up to a number:

• The factors of 42 that adds up to 43 are 1 and 42
• The factors of 42 that adds up to 44 are 2 and 21
• The factors of 42 that adds up to 45 are 3 and 14
• The factors of 42 that adds up to 48 are 6 and 7

Note 1: if we change the order of all pairs above, we can double the number of pairs. We choose not to show them.
Note 2: do not confuse these pairs with prime factors. See below some info:

The factorization or decomposition of 42 is 2•3•7.

The prime factors of 42 are 2, 3 and 7. It is the list of the integer's prime factors.