Greatest Common Factor of 1680, 4221

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

• Greatest Common Factor of 1680, 4221 by common division method
• Greatest Common Factor of 1680, 4221 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 x 7 = 21

Factors of 1680

List of positive integer factors of 1680 that divides 1680 without a remainder.

1,2,3,4,5,6,7,8,10,12,14,15,16,20,21,24,28,30,35,40,42,48,56,60,70,80,84,105,112,120,140,168,210,240,280,336,420,560,840,1680

Factors of 4221

List of positive integer factors of 4221 that divides 4221 without a remainder.

1,3,7,9,21,63,67,201,469,603,1407,4221

Greatest Common Factor

We found the factors 1680,4221 . The biggest common factor number is the GCF number.
So the greatest common factor 1680,4221 is 21.

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

• GCF of 4407, 4210
• GCF of 3635, 9158
• GCF of 3981, 2143
• GCF of 9131, 2267
• GCF of 5688, 1766

1. What is the GCF of 1680, 4221?

Answer: GCF of 1680, 4221 is 21.

2. How to Find the GCF of 1680, 4221

Answer: Greatest Common Factor(GCF) of 1680, 4221 = 21

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

Step 2: Then multiply all the prime factors GCF(1680, 4221) = 21.