21241283856

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1173811}}^1$

素因数の和:1173864

約数の個数: 80

約数和(自身を含む): 61132128960

約数和(自身を除く): 39890845104

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, 1392, 1508, 2262, 3016, 4524, 6032, 9048, 18096, 1173811, 2347622, 3521433, 4695244, 7042866, 9390488, 14085732, 15259543, 18780976, 28171464, 30519086, 34040519, 45778629, 56342928, 61038172, 68081038, 91557258, 102121557, 122076344, 136162076, 183114516, 204243114, 244152688, 272324152, 366229032, 408486228, 442526747, 544648304, 732458064, 816972456, 885053494, 1327580241, 1633944912, 1770106988, 2655160482, 3540213976, 5310320964, 7080427952, 10620641928, 21241283856]

約数ペア:

[(1, 21241283856), (2, 10620641928), (3, 7080427952), (4, 5310320964), (6, 3540213976), (8, 2655160482), (12, 1770106988), (13, 1633944912), (16, 1327580241), (24, 885053494), (26, 816972456), (29, 732458064), (39, 544648304), (48, 442526747), (52, 408486228), (58, 366229032), (78, 272324152), (87, 244152688), (104, 204243114), (116, 183114516), (156, 136162076), (174, 122076344), (208, 102121557), (232, 91557258), (312, 68081038), (348, 61038172), (377, 56342928), (464, 45778629), (624, 34040519), (696, 30519086), (754, 28171464), (1131, 18780976), (1392, 15259543), (1508, 14085732), (2262, 9390488), (3016, 7042866), (4524, 4695244), (6032, 3521433), (9048, 2347622), (18096, 1173811)]