21498066

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{653}}^1$

素因数の和:751

約数の個数: 48

約数和(自身を含む): 48971520

約数和(自身を除く): 27473454

約数列:

[1, 2, 3, 6, 9, 18, 31, 59, 62, 93, 118, 177, 186, 279, 354, 531, 558, 653, 1062, 1306, 1829, 1959, 3658, 3918, 5487, 5877, 10974, 11754, 16461, 20243, 32922, 38527, 40486, 60729, 77054, 115581, 121458, 182187, 231162, 346743, 364374, 693486, 1194337, 2388674, 3583011, 7166022, 10749033, 21498066]

約数ペア:

[(1, 21498066), (2, 10749033), (3, 7166022), (6, 3583011), (9, 2388674), (18, 1194337), (31, 693486), (59, 364374), (62, 346743), (93, 231162), (118, 182187), (177, 121458), (186, 115581), (279, 77054), (354, 60729), (531, 40486), (558, 38527), (653, 32922), (1062, 20243), (1306, 16461), (1829, 11754), (1959, 10974), (3658, 5877), (3918, 5487)]