21814416

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 120

約数和(自身を含む): 67523456

約数和(自身を除く): 45709040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 72, 78, 86, 104, 117, 129, 144, 156, 172, 208, 234, 258, 271, 312, 344, 387, 468, 516, 542, 559, 624, 688, 774, 813, 936, 1032, 1084, 1118, 1548, 1626, 1677, 1872, 2064, 2168, 2236, 2439, 3096, 3252, 3354, 3523, 4336, 4472, 4878, 5031, 6192, 6504, 6708, 7046, 8944, 9756, 10062, 10569, 11653, 13008, 13416, 14092, 19512, 20124, 21138, 23306, 26832, 28184, 31707, 34959, 39024, 40248, 42276, 46612, 56368, 63414, 69918, 80496, 84552, 93224, 104877, 126828, 139836, 151489, 169104, 186448, 209754, 253656, 279672, 302978, 419508, 454467, 507312, 559344, 605956, 839016, 908934, 1211912, 1363401, 1678032, 1817868, 2423824, 2726802, 3635736, 5453604, 7271472, 10907208, 21814416]

約数ペア:

[(1, 21814416), (2, 10907208), (3, 7271472), (4, 5453604), (6, 3635736), (8, 2726802), (9, 2423824), (12, 1817868), (13, 1678032), (16, 1363401), (18, 1211912), (24, 908934), (26, 839016), (36, 605956), (39, 559344), (43, 507312), (48, 454467), (52, 419508), (72, 302978), (78, 279672), (86, 253656), (104, 209754), (117, 186448), (129, 169104), (144, 151489), (156, 139836), (172, 126828), (208, 104877), (234, 93224), (258, 84552), (271, 80496), (312, 69918), (344, 63414), (387, 56368), (468, 46612), (516, 42276), (542, 40248), (559, 39024), (624, 34959), (688, 31707), (774, 28184), (813, 26832), (936, 23306), (1032, 21138), (1084, 20124), (1118, 19512), (1548, 14092), (1626, 13416), (1677, 13008), (1872, 11653), (2064, 10569), (2168, 10062), (2236, 9756), (2439, 8944), (3096, 7046), (3252, 6708), (3354, 6504), (3523, 6192), (4336, 5031), (4472, 4878)]