The factors of the number 10,115,490 are: 1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 29, 30, 33, 35, 42, 55, 58, 66, 70, 77, 87, 105, 110, 145, 151, 154, 165, 174, 203, 210, 231, 290, 302, 319, 330, 385, 406, 435, 453, 462, 609, 638, 755, 770, 870, 906, 957, 1015, 1057, 1155, 1218, 1510, 1595, 1661, 1914, 2030, 2114, 2233, 2265, 2310, 3045, 3171, 3190, 3322, 4379, 4466, 4530, 4785, 4983, 5285, 6090, 6342, 6699, 8305, 8758, 9570, 9966, 10570, 11165, 11627, 13137, 13398, 15855, 16610, 21895, 22330, 23254, 24915, 26274, 30653, 31710, 33495, 34881, 43790, 48169, 49830, 58135, 61306, 65685, 66990, 69762, 91959, 96338, 116270, 131370, 144507, 153265, 174405, 183918, 240845, 289014, 306530, 337183, 348810, 459795, 481690, 674366, 722535, 919590, 1011549, 1445070, 1685915, 2023098, 3371830, 5057745, 10115490.
If you add them up, you will get the total of 10,115,511. Now subtract 10,115,490 to get 21,403,230