201721586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{89021}}^1$

素因数の和:89137

約数の個数: 16

約数和(自身を含む): 333298368

約数和(自身を除く): 131576782

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 89021, 178042, 979231, 1958462, 9169163, 18338326, 100860793, 201721586]

約数ペア:

[(1, 201721586), (2, 100860793), (11, 18338326), (22, 9169163), (103, 1958462), (206, 979231), (1133, 178042), (2266, 89021)]