The factors of the number 21,760,320 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1193, 1216, 1520, 1824, 2280, 2386, 3040, 3579, 3648, 4560, 4772, 5965, 6080, 7158, 9120, 9544, 11930, 14316, 17895, 18240, 19088, 22667, 23860, 28632, 35790, 38176, 45334, 47720, 57264, 68001, 71580, 76352, 90668, 95440, 113335, 114528, 136002, 143160, 181336, 190880, 226670, 229056, 272004, 286320, 340005, 362672, 381760, 453340, 544008, 572640, 680010, 725344, 906680, 1088016, 1145280, 1360020, 1450688, 1813360, 2176032, 2720040, 3626720, 4352064, 5440080, 7253440, 10880160, 21760320.
If you add them up, you will get the total of 21,760,371. Now subtract 21,760,320 to get 51,025,920