21098726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9311}}^1$

素因数の和:9427

約数の個数: 16

約数和(自身を含む): 34864128

約数和(自身を除く): 13765402

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 9311, 18622, 102421, 204842, 959033, 1918066, 10549363, 21098726]

約数ペア:

[(1, 21098726), (2, 10549363), (11, 1918066), (22, 959033), (103, 204842), (206, 102421), (1133, 18622), (2266, 9311)]