Q: What is the sum of all factors of the number 21,275,840 excluding 21,275,840?
A: 32,381,152
The factors of the number 21,275,840 are: 1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 3911, 5440, 7822, 15644, 19555, 31288, 39110, 62576, 66487, 78220, 125152, 132974, 156440, 250304, 265948, 312880, 332435, 531896, 625760, 664870, 1063792, 1251520, 1329740, 2127584, 2659480, 4255168, 5318960, 10637920, 21275840.
If you add them up, you will get the total of 21,275,872. Now subtract 21,275,840 to get 32,381,152