21492262

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{88811}}^1$

素因数の和:88835

約数の個数: 12

約数和(自身を含む): 35435988

約数和(自身を除く): 13943726

約数列:

[1, 2, 11, 22, 121, 242, 88811, 177622, 976921, 1953842, 10746131, 21492262]

約数ペア:

[(1, 21492262), (2, 10746131), (11, 1953842), (22, 976921), (121, 177622), (242, 88811)]