21141016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{203279}}^1$

素因数の和:203298

約数の個数: 16

約数和(自身を含む): 42688800

約数和(自身を除く): 21547784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 203279, 406558, 813116, 1626232, 2642627, 5285254, 10570508, 21141016]

約数ペア:

[(1, 21141016), (2, 10570508), (4, 5285254), (8, 2642627), (13, 1626232), (26, 813116), (52, 406558), (104, 203279)]