What are the common factors of 12 18 and 24?

The common factors of 12, 18, and 24 are 1, 2, 3, and 6.

A factor is a divisor - a number that will evenly divide into another number.

One way to determine the common factors (and greatest common factor) is to find all the factors of the numbers and compare them.

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

The factors of 18 are 1, 2, 3, 6, 9, and 18.

The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24.

The common factors are 1, 2, 3, and 6.