21352752

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:1970

約数の個数: 60

約数和(自身を含む): 60546720

約数和(自身を除く): 39193968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 144, 158, 237, 316, 474, 632, 711, 948, 1264, 1422, 1877, 1896, 2844, 3754, 3792, 5631, 5688, 7508, 11262, 11376, 15016, 16893, 22524, 30032, 33786, 45048, 67572, 90096, 135144, 148283, 270288, 296566, 444849, 593132, 889698, 1186264, 1334547, 1779396, 2372528, 2669094, 3558792, 5338188, 7117584, 10676376, 21352752]

約数ペア:

[(1, 21352752), (2, 10676376), (3, 7117584), (4, 5338188), (6, 3558792), (8, 2669094), (9, 2372528), (12, 1779396), (16, 1334547), (18, 1186264), (24, 889698), (36, 593132), (48, 444849), (72, 296566), (79, 270288), (144, 148283), (158, 135144), (237, 90096), (316, 67572), (474, 45048), (632, 33786), (711, 30032), (948, 22524), (1264, 16893), (1422, 15016), (1877, 11376), (1896, 11262), (2844, 7508), (3754, 5688), (3792, 5631)]