21103586752

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{668851}}^1$

素因数の和:668909

約数の個数: 56

約数和(自身を含む): 45869870160

約数和(自身を除く): 24766283408

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1088, 1856, 1972, 3944, 7888, 15776, 31552, 668851, 1337702, 2675404, 5350808, 10701616, 11370467, 19396679, 21403232, 22740934, 38793358, 42806464, 45481868, 77586716, 90963736, 155173432, 181927472, 310346864, 329743543, 363854944, 620693728, 659487086, 727709888, 1241387456, 1318974172, 2637948344, 5275896688, 10551793376, 21103586752]

約数ペア:

[(1, 21103586752), (2, 10551793376), (4, 5275896688), (8, 2637948344), (16, 1318974172), (17, 1241387456), (29, 727709888), (32, 659487086), (34, 620693728), (58, 363854944), (64, 329743543), (68, 310346864), (116, 181927472), (136, 155173432), (232, 90963736), (272, 77586716), (464, 45481868), (493, 42806464), (544, 38793358), (928, 22740934), (986, 21403232), (1088, 19396679), (1856, 11370467), (1972, 10701616), (3944, 5350808), (7888, 2675404), (15776, 1337702), (31552, 668851)]