Q: What is the sum of all factors of the number 21,291,640 excluding 21,291,640?
A: 26,756,840
The factors of the number 21,291,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1093, 1948, 2186, 2435, 3896, 4372, 4870, 5465, 8744, 9740, 10930, 19480, 21860, 43720, 532291, 1064582, 2129164, 2661455, 4258328, 5322910, 10645820, 21291640.
If you add them up, you will get the total of 21,291,666. Now subtract 21,291,640 to get 26,756,840