21726288

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 90

約数和(自身を含む): 63228282

約数和(自身を除く): 41501994

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 157, 186, 248, 279, 314, 372, 471, 496, 558, 628, 744, 942, 961, 1116, 1256, 1413, 1488, 1884, 1922, 2232, 2512, 2826, 2883, 3768, 3844, 4464, 4867, 5652, 5766, 7536, 7688, 8649, 9734, 11304, 11532, 14601, 15376, 17298, 19468, 22608, 23064, 29202, 34596, 38936, 43803, 46128, 58404, 69192, 77872, 87606, 116808, 138384, 150877, 175212, 233616, 301754, 350424, 452631, 603508, 700848, 905262, 1207016, 1357893, 1810524, 2414032, 2715786, 3621048, 5431572, 7242096, 10863144, 21726288]

約数ペア:

[(1, 21726288), (2, 10863144), (3, 7242096), (4, 5431572), (6, 3621048), (8, 2715786), (9, 2414032), (12, 1810524), (16, 1357893), (18, 1207016), (24, 905262), (31, 700848), (36, 603508), (48, 452631), (62, 350424), (72, 301754), (93, 233616), (124, 175212), (144, 150877), (157, 138384), (186, 116808), (248, 87606), (279, 77872), (314, 69192), (372, 58404), (471, 46128), (496, 43803), (558, 38936), (628, 34596), (744, 29202), (942, 23064), (961, 22608), (1116, 19468), (1256, 17298), (1413, 15376), (1488, 14601), (1884, 11532), (1922, 11304), (2232, 9734), (2512, 8649), (2826, 7688), (2883, 7536), (3768, 5766), (3844, 5652), (4464, 4867)]