Q: What is the sum of all factors of the number 21,423,440 excluding 21,423,440?
A: 28,615,768
The factors of the number 21,423,440 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281, 562, 953, 1124, 1405, 1906, 2248, 2810, 3812, 4496, 4765, 5620, 7624, 9530, 11240, 15248, 19060, 22480, 38120, 76240, 267793, 535586, 1071172, 1338965, 2142344, 2677930, 4284688, 5355860, 10711720, 21423440.
If you add them up, you will get the total of 21,423,468. Now subtract 21,423,440 to get 28,615,768