21543288

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2432

約数の個数: 64

約数和(自身を含む): 60026400

約数和(自身を除く): 38483112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2262, 2381, 3016, 4524, 4762, 7143, 9048, 9524, 14286, 19048, 28572, 30953, 57144, 61906, 69049, 92859, 123812, 138098, 185718, 207147, 247624, 276196, 371436, 414294, 552392, 742872, 828588, 897637, 1657176, 1795274, 2692911, 3590548, 5385822, 7181096, 10771644, 21543288]

約数ペア:

[(1, 21543288), (2, 10771644), (3, 7181096), (4, 5385822), (6, 3590548), (8, 2692911), (12, 1795274), (13, 1657176), (24, 897637), (26, 828588), (29, 742872), (39, 552392), (52, 414294), (58, 371436), (78, 276196), (87, 247624), (104, 207147), (116, 185718), (156, 138098), (174, 123812), (232, 92859), (312, 69049), (348, 61906), (377, 57144), (696, 30953), (754, 28572), (1131, 19048), (1508, 14286), (2262, 9524), (2381, 9048), (3016, 7143), (4524, 4762)]