Q: What is the sum of all factors of the number 10,500 excluding 10,500?

A: 24,444

Why is 24,444 the sum of all factors of 10,500, excluding 10,500?

The factors of the number 10,500 are: 1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 500, 525, 700, 750, 875, 1050, 1500, 1750, 2100, 2625, 3500, 5250, 10500.

If you add them up, you will get the total of 10,524. Now subtract 10,500 to get 24,444