The factors of the number 21,288,512 are: 1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 41, 56, 61, 64, 76, 82, 112, 122, 133, 152, 164, 224, 244, 266, 287, 304, 328, 427, 448, 488, 532, 574, 608, 656, 779, 854, 976, 1064, 1148, 1159, 1216, 1312, 1558, 1708, 1952, 2128, 2296, 2318, 2501, 2624, 3116, 3416, 3904, 4256, 4592, 4636, 5002, 5453, 6232, 6832, 8113, 8512, 9184, 9272, 10004, 10906, 12464, 13664, 16226, 17507, 18368, 18544, 20008, 21812, 24928, 27328, 32452, 35014, 37088, 40016, 43624, 47519, 49856, 64904, 70028, 74176, 80032, 87248, 95038, 129808, 140056, 160064, 174496, 190076, 259616, 280112, 332633, 348992, 380152, 519232, 560224, 665266, 760304, 1120448, 1330532, 1520608, 2661064, 3041216, 5322128, 10644256, 21288512.
If you add them up, you will get the total of 21,288,543. Now subtract 21,288,512 to get 31,624,768