21166683

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{2293}}^1$

素因数の和:2494

約数の個数: 16

約数和(自身を含む): 30060576

約数和(自身を除く): 8893893

約数列:

[1, 3, 17, 51, 181, 543, 2293, 3077, 6879, 9231, 38981, 116943, 415033, 1245099, 7055561, 21166683]

約数ペア:

[(1, 21166683), (3, 7055561), (17, 1245099), (51, 415033), (181, 116943), (543, 38981), (2293, 9231), (3077, 6879)]