21844628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2111}}^1$

素因数の和:2327

約数の個数: 24

約数和(自身を含む): 41395200

約数和(自身を除く): 19550572

約数列:

[1, 2, 4, 13, 26, 52, 199, 398, 796, 2111, 2587, 4222, 5174, 8444, 10348, 27443, 54886, 109772, 420089, 840178, 1680356, 5461157, 10922314, 21844628]

約数ペア:

[(1, 21844628), (2, 10922314), (4, 5461157), (13, 1680356), (26, 840178), (52, 420089), (199, 109772), (398, 54886), (796, 27443), (2111, 10348), (2587, 8444), (4222, 5174)]