What are the factors and prime factors of 12 and 42?

Answer 1

The factors of 12 are: 1, 2, 3, 4, 6, and 12.
The prime factors of 12 are: 2 and 3.

The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, and 42.
The prime factors of 42 are: 2, 3, and 7.

Answer 2

The factors of 12 are: 1, 2, 3, 4, 6, and 12.
The prime factors of 12 are: 2 and 3.

The factors of 20 are: 1, 2, 4, 5, 10, and 20.
The prime factors of 20 are: 2 and 5.

Answer 3

The factors of 42 are: 1 2 3 6 7 14 21 42

The prime factors are: 2 3 7

Answer 4

1, 2, 3, 6, 7, 14, 21, 42

2, 3 and 7 are prime.