Greatest Common Factor of 537, 423, 21

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

• Greatest Common Factor of 537, 423, 21 by common division method
• Greatest Common Factor of 537, 423, 21 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 = 3

Factors of 537

List of positive integer factors of 537 that divides 537 without a remainder.

1,3,179,537

Factors of 423

List of positive integer factors of 423 that divides 423 without a remainder.

1,3,9,47,141,423

Factors of 21

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

1,3,7,21

Greatest Common Factor

We found the factors 537,423,21 . The biggest common factor number is the GCF number.
So the greatest common factor 537,423,21 is 3.

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

• GCF of 895, 488, 18
• GCF of 693, 595, 38
• GCF of 748, 245, 13
• GCF of 241, 431, 84
• GCF of 741, 255, 43

1. What is the GCF of 537, 423, 21?

Answer: GCF of 537, 423, 21 is 3.

2. How to Find the GCF of 537, 423, 21

Answer: Greatest Common Factor(GCF) of 537, 423, 21 = 3

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

Step 2: Then multiply all the prime factors GCF(537, 423, 21) = 3.