Greatest Common Factor of 57, 71, 21, 844

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 57, 71, 21, 844 by common division method
• Greatest Common Factor of 57, 71, 21, 844 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 844

List of positive integer factors of 844 that divides 844 without a remainder.

1,2,4,211,422,844

Greatest Common Factor

We found the factors 57,71,21,844 . The biggest common factor number is the GCF number.
So the greatest common factor 57,71,21,844 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 41, 55, 93, 890
• GCF of 34, 17, 80, 323
• GCF of 67, 42, 81, 583
• GCF of 87, 47, 91, 465
• GCF of 82, 92, 53, 309

1. What is the GCF of 57, 71, 21, 844?

Answer: GCF of 57, 71, 21, 844 is 1.

2. How to Find the GCF of 57, 71, 21, 844

Answer: Greatest Common Factor(GCF) of 57, 71, 21, 844 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(57, 71, 21, 844) = 1.