21432768

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:490

約数の個数: 112

約数和(自身を含む): 66714624

約数和(自身を除く): 45281856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 148, 168, 192, 222, 224, 259, 296, 336, 431, 444, 448, 518, 592, 672, 777, 862, 888, 1036, 1184, 1293, 1344, 1554, 1724, 1776, 2072, 2368, 2586, 3017, 3108, 3448, 3552, 4144, 5172, 6034, 6216, 6896, 7104, 8288, 9051, 10344, 12068, 12432, 13792, 15947, 16576, 18102, 20688, 24136, 24864, 27584, 31894, 36204, 41376, 47841, 48272, 49728, 63788, 72408, 82752, 95682, 96544, 111629, 127576, 144816, 191364, 193088, 223258, 255152, 289632, 334887, 382728, 446516, 510304, 579264, 669774, 765456, 893032, 1020608, 1339548, 1530912, 1786064, 2679096, 3061824, 3572128, 5358192, 7144256, 10716384, 21432768]

約数ペア:

[(1, 21432768), (2, 10716384), (3, 7144256), (4, 5358192), (6, 3572128), (7, 3061824), (8, 2679096), (12, 1786064), (14, 1530912), (16, 1339548), (21, 1020608), (24, 893032), (28, 765456), (32, 669774), (37, 579264), (42, 510304), (48, 446516), (56, 382728), (64, 334887), (74, 289632), (84, 255152), (96, 223258), (111, 193088), (112, 191364), (148, 144816), (168, 127576), (192, 111629), (222, 96544), (224, 95682), (259, 82752), (296, 72408), (336, 63788), (431, 49728), (444, 48272), (448, 47841), (518, 41376), (592, 36204), (672, 31894), (777, 27584), (862, 24864), (888, 24136), (1036, 20688), (1184, 18102), (1293, 16576), (1344, 15947), (1554, 13792), (1724, 12432), (1776, 12068), (2072, 10344), (2368, 9051), (2586, 8288), (3017, 7104), (3108, 6896), (3448, 6216), (3552, 6034), (4144, 5172)]