21523472

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{1213}}^1$

素因数の和:2330

約数の個数: 20

約数和(自身を含む): 41773740

約数和(自身を除く): 20250268

約数列:

[1, 2, 4, 8, 16, 1109, 1213, 2218, 2426, 4436, 4852, 8872, 9704, 17744, 19408, 1345217, 2690434, 5380868, 10761736, 21523472]

約数ペア:

[(1, 21523472), (2, 10761736), (4, 5380868), (8, 2690434), (16, 1345217), (1109, 19408), (1213, 17744), (2218, 9704), (2426, 8872), (4436, 4852)]