21735384

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 43583016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 29, 33, 34, 44, 51, 58, 66, 68, 87, 88, 102, 116, 132, 136, 167, 174, 187, 204, 232, 264, 319, 334, 348, 374, 408, 493, 501, 561, 638, 668, 696, 748, 957, 986, 1002, 1122, 1276, 1336, 1479, 1496, 1837, 1914, 1972, 2004, 2244, 2552, 2839, 2958, 3674, 3828, 3944, 4008, 4488, 4843, 5423, 5511, 5678, 5916, 7348, 7656, 8517, 9686, 10846, 11022, 11356, 11832, 14529, 14696, 16269, 17034, 19372, 21692, 22044, 22712, 29058, 31229, 32538, 34068, 38744, 43384, 44088, 53273, 58116, 62458, 65076, 68136, 82331, 93687, 106546, 116232, 124916, 130152, 159819, 164662, 187374, 213092, 246993, 249832, 319638, 329324, 374748, 426184, 493986, 639276, 658648, 749496, 905641, 987972, 1278552, 1811282, 1975944, 2716923, 3622564, 5433846, 7245128, 10867692, 21735384]

約数ペア:

[(1, 21735384), (2, 10867692), (3, 7245128), (4, 5433846), (6, 3622564), (8, 2716923), (11, 1975944), (12, 1811282), (17, 1278552), (22, 987972), (24, 905641), (29, 749496), (33, 658648), (34, 639276), (44, 493986), (51, 426184), (58, 374748), (66, 329324), (68, 319638), (87, 249832), (88, 246993), (102, 213092), (116, 187374), (132, 164662), (136, 159819), (167, 130152), (174, 124916), (187, 116232), (204, 106546), (232, 93687), (264, 82331), (319, 68136), (334, 65076), (348, 62458), (374, 58116), (408, 53273), (493, 44088), (501, 43384), (561, 38744), (638, 34068), (668, 32538), (696, 31229), (748, 29058), (957, 22712), (986, 22044), (1002, 21692), (1122, 19372), (1276, 17034), (1336, 16269), (1479, 14696), (1496, 14529), (1837, 11832), (1914, 11356), (1972, 11022), (2004, 10846), (2244, 9686), (2552, 8517), (2839, 7656), (2958, 7348), (3674, 5916), (3828, 5678), (3944, 5511), (4008, 5423), (4488, 4843)]