21725664

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 61649280

約数和(自身を除く): 39923616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 43, 48, 57, 76, 86, 96, 114, 129, 152, 172, 228, 258, 277, 304, 344, 456, 516, 554, 608, 688, 817, 831, 912, 1032, 1108, 1376, 1634, 1662, 1824, 2064, 2216, 2451, 3268, 3324, 4128, 4432, 4902, 5263, 6536, 6648, 8864, 9804, 10526, 11911, 13072, 13296, 15789, 19608, 21052, 23822, 26144, 26592, 31578, 35733, 39216, 42104, 47644, 63156, 71466, 78432, 84208, 95288, 126312, 142932, 168416, 190576, 226309, 252624, 285864, 381152, 452618, 505248, 571728, 678927, 905236, 1143456, 1357854, 1810472, 2715708, 3620944, 5431416, 7241888, 10862832, 21725664]

約数ペア:

[(1, 21725664), (2, 10862832), (3, 7241888), (4, 5431416), (6, 3620944), (8, 2715708), (12, 1810472), (16, 1357854), (19, 1143456), (24, 905236), (32, 678927), (38, 571728), (43, 505248), (48, 452618), (57, 381152), (76, 285864), (86, 252624), (96, 226309), (114, 190576), (129, 168416), (152, 142932), (172, 126312), (228, 95288), (258, 84208), (277, 78432), (304, 71466), (344, 63156), (456, 47644), (516, 42104), (554, 39216), (608, 35733), (688, 31578), (817, 26592), (831, 26144), (912, 23822), (1032, 21052), (1108, 19608), (1376, 15789), (1634, 13296), (1662, 13072), (1824, 11911), (2064, 10526), (2216, 9804), (2451, 8864), (3268, 6648), (3324, 6536), (4128, 5263), (4432, 4902)]