Greatest Common Factor of 21, 85, 50, 626

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

• Greatest Common Factor of 21, 85, 50, 626 by common division method
• Greatest Common Factor of 21, 85, 50, 626 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 21

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

1,3,7,21

Factors of 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 50

List of positive integer factors of 50 that divides 50 without a remainder.

1,2,5,10,25,50

Factors of 626

List of positive integer factors of 626 that divides 626 without a remainder.

1,2,313,626

Greatest Common Factor

We found the factors 21,85,50,626 . The biggest common factor number is the GCF number.
So the greatest common factor 21,85,50,626 is 1.

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

• GCF of 47, 94, 84, 376
• GCF of 60, 11, 50, 759
• GCF of 15, 87, 73, 566
• GCF of 29, 60, 50, 947
• GCF of 18, 36, 16, 763

1. What is the GCF of 21, 85, 50, 626?

Answer: GCF of 21, 85, 50, 626 is 1.

2. How to Find the GCF of 21, 85, 50, 626

Answer: Greatest Common Factor(GCF) of 21, 85, 50, 626 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 85, 50, 626) = 1.