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The least common factor is a term often mistakenly given to either the greatest common factor (GCF) or the least common multiple (LCM). This term is not often used because it does not describe a useful relationship between numbers. Since 1 evenly divides all integers, 1 is technically the least common factor for any set of integers.

The smallest non-one common factor of 14, 21, and 28 is 7.

Q: What is the least common factor of 14 21 and 28?

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The Greatest Common Factor of 14 and 21 is 7.

The least common factor is: 1

7.

As 4 & 21 have no factors in common, gcf=1

21=3x714=2x77 is the greatest common factor

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The Greatest Common Factor of 14 and 21 is 7.

7 is the greatest common factor of 14 and 21.

The least common factor is: 1

The least common factor of any set of numbers is 1.

The Greatest Common Factor of 81, 21, and 14 is 1.

The Greatest Common Factor of 21, 24, 14: 1

The Greatest Common Factor of 60, 14, 21: 1

The least common factor is: 1

1 but one doesn't count so it would have to be 3

The greatest common factor of 14, 21 and 49 is 7.

The least common factor of any set of integers is 1.

The least common factor of any set of integers is 1.