21272928

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 58949856

約数和(自身を除く): 37676928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 53, 74, 96, 106, 111, 113, 148, 159, 212, 222, 226, 296, 318, 339, 424, 444, 452, 592, 636, 678, 848, 888, 904, 1184, 1272, 1356, 1696, 1776, 1808, 1961, 2544, 2712, 3552, 3616, 3922, 4181, 5088, 5424, 5883, 5989, 7844, 8362, 10848, 11766, 11978, 12543, 15688, 16724, 17967, 23532, 23956, 25086, 31376, 33448, 35934, 47064, 47912, 50172, 62752, 66896, 71868, 94128, 95824, 100344, 133792, 143736, 188256, 191648, 200688, 221593, 287472, 401376, 443186, 574944, 664779, 886372, 1329558, 1772744, 2659116, 3545488, 5318232, 7090976, 10636464, 21272928]

約数ペア:

[(1, 21272928), (2, 10636464), (3, 7090976), (4, 5318232), (6, 3545488), (8, 2659116), (12, 1772744), (16, 1329558), (24, 886372), (32, 664779), (37, 574944), (48, 443186), (53, 401376), (74, 287472), (96, 221593), (106, 200688), (111, 191648), (113, 188256), (148, 143736), (159, 133792), (212, 100344), (222, 95824), (226, 94128), (296, 71868), (318, 66896), (339, 62752), (424, 50172), (444, 47912), (452, 47064), (592, 35934), (636, 33448), (678, 31376), (848, 25086), (888, 23956), (904, 23532), (1184, 17967), (1272, 16724), (1356, 15688), (1696, 12543), (1776, 11978), (1808, 11766), (1961, 10848), (2544, 8362), (2712, 7844), (3552, 5989), (3616, 5883), (3922, 5424), (4181, 5088)]