What are the common factors of 16 and 28?

Answer:

The common factors of 16 and 28 are 1, 2, and 4.

Definition: A factor is a divisor - a number that will evenly divide into another number. The common factors of two or more numbers are all the factors that the numbers have in common.

Methods:

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

The factors of 16 are 1, 2, 4, 8, and 16.

The factors of 28 are 1, 2, 4, 7, 14, and 28.

The common factors are 1, 2, and 4.