Q: What is the sum of all factors of the number 21,700 including 21,700?
A: 55,552
The factors of the number 21,700 are: 1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 10850, 21700.
If you add them up, you will get the total of 55,552.