Greatest Common Factor of 21, 399, 826

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

• Greatest Common Factor of 21, 399, 826 by common division method
• Greatest Common Factor of 21, 399, 826 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 7 = 7

Factors of 21

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

1,3,7,21

Factors of 399

List of positive integer factors of 399 that divides 399 without a remainder.

1,3,7,19,21,57,133,399

Factors of 826

List of positive integer factors of 826 that divides 826 without a remainder.

1,2,7,14,59,118,413,826

Greatest Common Factor

We found the factors 21,399,826 . The biggest common factor number is the GCF number.
So the greatest common factor 21,399,826 is 7.

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

• GCF of 80, 597, 380
• GCF of 26, 846, 559
• GCF of 82, 713, 147
• GCF of 95, 337, 725
• GCF of 53, 494, 252

1. What is the GCF of 21, 399, 826?

Answer: GCF of 21, 399, 826 is 7.

2. How to Find the GCF of 21, 399, 826

Answer: Greatest Common Factor(GCF) of 21, 399, 826 = 7

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

Step 2: Then multiply all the prime factors GCF(21, 399, 826) = 7.