21623656

素因数分解:

$2^3\times {\mathrm{1217}}^1\times {\mathrm{2221}}^1$

素因数の和:3444

約数の個数: 16

約数和(自身を含む): 40595940

約数和(自身を除く): 18972284

約数列:

[1, 2, 4, 8, 1217, 2221, 2434, 4442, 4868, 8884, 9736, 17768, 2702957, 5405914, 10811828, 21623656]

約数ペア:

[(1, 21623656), (2, 10811828), (4, 5405914), (8, 2702957), (1217, 17768), (2221, 9736), (2434, 8884), (4442, 4868)]