21617856

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2918

約数の個数: 84

約数和(自身を含む): 66753232

約数和(自身を除く): 45135376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 2887, 3744, 5774, 7488, 8661, 11548, 17322, 23096, 25983, 34644, 37531, 46192, 51966, 69288, 75062, 92384, 103932, 112593, 138576, 150124, 184768, 207864, 225186, 277152, 300248, 337779, 415728, 450372, 554304, 600496, 675558, 831456, 900744, 1200992, 1351116, 1662912, 1801488, 2401984, 2702232, 3602976, 5404464, 7205952, 10808928, 21617856]

約数ペア:

[(1, 21617856), (2, 10808928), (3, 7205952), (4, 5404464), (6, 3602976), (8, 2702232), (9, 2401984), (12, 1801488), (13, 1662912), (16, 1351116), (18, 1200992), (24, 900744), (26, 831456), (32, 675558), (36, 600496), (39, 554304), (48, 450372), (52, 415728), (64, 337779), (72, 300248), (78, 277152), (96, 225186), (104, 207864), (117, 184768), (144, 150124), (156, 138576), (192, 112593), (208, 103932), (234, 92384), (288, 75062), (312, 69288), (416, 51966), (468, 46192), (576, 37531), (624, 34644), (832, 25983), (936, 23096), (1248, 17322), (1872, 11548), (2496, 8661), (2887, 7488), (3744, 5774)]