21556601

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 24131520

約数和(自身を除く): 2574919

約数列:

[1, 11, 89, 97, 227, 979, 1067, 2497, 8633, 20203, 22019, 94963, 222233, 242209, 1959691, 21556601]

約数ペア:

[(1, 21556601), (11, 1959691), (89, 242209), (97, 222233), (227, 94963), (979, 22019), (1067, 20203), (2497, 8633)]