Q: What is the sum of all factors of the number 221,100 excluding 221,100?

A: 487,188

Why is 487,188 the sum of all factors of 221,100, excluding 221,100?

The factors of the number 221,100 are: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 67, 75, 100, 110, 132, 134, 150, 165, 201, 220, 268, 275, 300, 330, 335, 402, 550, 660, 670, 737, 804, 825, 1005, 1100, 1340, 1474, 1650, 1675, 2010, 2211, 2948, 3300, 3350, 3685, 4020, 4422, 5025, 6700, 7370, 8844, 10050, 11055, 14740, 18425, 20100, 22110, 36850, 44220, 55275, 73700, 110550, 221100.

If you add them up, you will get the total of 221,587. Now subtract 221,100 to get 487,188