21000304842

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{318186437}}^1$

素因数の和:318186453

約数の個数: 16

約数和(自身を含む): 45818847072

約数和(自身を除く): 24818542230

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 318186437, 636372874, 954559311, 1909118622, 3500050807, 7000101614, 10500152421, 21000304842]

約数ペア:

[(1, 21000304842), (2, 10500152421), (3, 7000101614), (6, 3500050807), (11, 1909118622), (22, 954559311), (33, 636372874), (66, 318186437)]