21170204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{481141}}^1$

素因数の和:481156

約数の個数: 12

約数和(自身を含む): 40415928

約数和(自身を除く): 19245724

約数列:

[1, 2, 4, 11, 22, 44, 481141, 962282, 1924564, 5292551, 10585102, 21170204]

約数ペア:

[(1, 21170204), (2, 10585102), (4, 5292551), (11, 1924564), (22, 962282), (44, 481141)]