21675181

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 25104960

約数和(自身を除く): 3429779

約数列:

[1, 11, 19, 137, 209, 757, 1507, 2603, 8327, 14383, 28633, 103709, 158213, 1140799, 1970471, 21675181]

約数ペア:

[(1, 21675181), (11, 1970471), (19, 1140799), (137, 158213), (209, 103709), (757, 28633), (1507, 14383), (2603, 8327)]