21034563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6311}}^1$

素因数の和:6426

約数の個数: 16

約数和(自身を含む): 30903552

約数和(自身を除く): 9868989

約数列:

[1, 3, 11, 33, 101, 303, 1111, 3333, 6311, 18933, 69421, 208263, 637411, 1912233, 7011521, 21034563]

約数ペア:

[(1, 21034563), (3, 7011521), (11, 1912233), (33, 637411), (101, 208263), (303, 69421), (1111, 18933), (3333, 6311)]