Q: What is the sum of all factors of the number 21,560 excluding 21,560?
A: 40,000
The factors of the number 21,560 are: 1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 10780, 21560.
If you add them up, you will get the total of 21,600. Now subtract 21,560 to get 40,000