21089814

素因数分解:

$2^1\times 3^1\times {\mathrm{359}}^1\times {\mathrm{9791}}^1$

素因数の和:10155

約数の個数: 16

約数和(自身を含む): 42301440

約数和(自身を除く): 21211626

約数列:

[1, 2, 3, 6, 359, 718, 1077, 2154, 9791, 19582, 29373, 58746, 3514969, 7029938, 10544907, 21089814]

約数ペア:

[(1, 21089814), (2, 10544907), (3, 7029938), (6, 3514969), (359, 58746), (718, 29373), (1077, 19582), (2154, 9791)]