21950448

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1266

約数の個数: 80

約数和(自身を含む): 63225120

約数和(自身を除く): 41274672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 39, 48, 52, 58, 78, 87, 104, 116, 156, 174, 208, 232, 312, 348, 377, 464, 624, 696, 754, 1131, 1213, 1392, 1508, 2262, 2426, 3016, 3639, 4524, 4852, 6032, 7278, 9048, 9704, 14556, 15769, 18096, 19408, 29112, 31538, 35177, 47307, 58224, 63076, 70354, 94614, 105531, 126152, 140708, 189228, 211062, 252304, 281416, 378456, 422124, 457301, 562832, 756912, 844248, 914602, 1371903, 1688496, 1829204, 2743806, 3658408, 5487612, 7316816, 10975224, 21950448]

約数ペア:

[(1, 21950448), (2, 10975224), (3, 7316816), (4, 5487612), (6, 3658408), (8, 2743806), (12, 1829204), (13, 1688496), (16, 1371903), (24, 914602), (26, 844248), (29, 756912), (39, 562832), (48, 457301), (52, 422124), (58, 378456), (78, 281416), (87, 252304), (104, 211062), (116, 189228), (156, 140708), (174, 126152), (208, 105531), (232, 94614), (312, 70354), (348, 63076), (377, 58224), (464, 47307), (624, 35177), (696, 31538), (754, 29112), (1131, 19408), (1213, 18096), (1392, 15769), (1508, 14556), (2262, 9704), (2426, 9048), (3016, 7278), (3639, 6032), (4524, 4852)]