21851436

素因数分解:

$2^2\times 3^1\times {\mathrm{1019}}^1\times {\mathrm{1787}}^1$

素因数の和:2813

約数の個数: 24

約数和(自身を含む): 51065280

約数和(自身を除く): 29213844

約数列:

[1, 2, 3, 4, 6, 12, 1019, 1787, 2038, 3057, 3574, 4076, 5361, 6114, 7148, 10722, 12228, 21444, 1820953, 3641906, 5462859, 7283812, 10925718, 21851436]

約数ペア:

[(1, 21851436), (2, 10925718), (3, 7283812), (4, 5462859), (6, 3641906), (12, 1820953), (1019, 21444), (1787, 12228), (2038, 10722), (3057, 7148), (3574, 6114), (4076, 5361)]