21793616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3613}}^1$

素因数の和:3663

約数の個数: 40

約数和(自身を含む): 47054280

約数和(自身を除く): 25260664

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 3613, 6032, 7226, 14452, 28904, 46969, 57808, 93938, 104777, 187876, 209554, 375752, 419108, 751504, 838216, 1362101, 1676432, 2724202, 5448404, 10896808, 21793616]

約数ペア:

[(1, 21793616), (2, 10896808), (4, 5448404), (8, 2724202), (13, 1676432), (16, 1362101), (26, 838216), (29, 751504), (52, 419108), (58, 375752), (104, 209554), (116, 187876), (208, 104777), (232, 93938), (377, 57808), (464, 46969), (754, 28904), (1508, 14452), (3016, 7226), (3613, 6032)]