21941458

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^3\times {\mathrm{29}}^1$

素因数の和:100

約数の個数: 64

約数和(自身を含む): 45100800

約数和(自身を除く): 23159342

約数列:

[1, 2, 7, 11, 14, 17, 22, 29, 34, 58, 77, 119, 154, 187, 203, 238, 289, 319, 374, 406, 493, 578, 638, 986, 1309, 2023, 2233, 2618, 3179, 3451, 4046, 4466, 4913, 5423, 6358, 6902, 8381, 9826, 10846, 16762, 22253, 34391, 37961, 44506, 54043, 58667, 68782, 75922, 92191, 108086, 117334, 142477, 184382, 284954, 378301, 645337, 756602, 997339, 1290674, 1567247, 1994678, 3134494, 10970729, 21941458]

約数ペア:

[(1, 21941458), (2, 10970729), (7, 3134494), (11, 1994678), (14, 1567247), (17, 1290674), (22, 997339), (29, 756602), (34, 645337), (58, 378301), (77, 284954), (119, 184382), (154, 142477), (187, 117334), (203, 108086), (238, 92191), (289, 75922), (319, 68782), (374, 58667), (406, 54043), (493, 44506), (578, 37961), (638, 34391), (986, 22253), (1309, 16762), (2023, 10846), (2233, 9826), (2618, 8381), (3179, 6902), (3451, 6358), (4046, 5423), (4466, 4913)]