21049203826

素因数分解:

$2^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{2510041}}^1$

素因数の和:2510649

約数の個数: 16

約数和(自身を含む): 36144604800

約数和(自身を除く): 15095400974

約数列:

[1, 2, 7, 14, 599, 1198, 4193, 8386, 2510041, 5020082, 17570287, 35140574, 1503514559, 3007029118, 10524601913, 21049203826]

約数ペア:

[(1, 21049203826), (2, 10524601913), (7, 3007029118), (14, 1503514559), (599, 35140574), (1198, 17570287), (4193, 5020082), (8386, 2510041)]