21063016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{202529}}^1$

素因数の和:202548

約数の個数: 16

約数和(自身を含む): 42531300

約数和(自身を除く): 21468284

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 202529, 405058, 810116, 1620232, 2632877, 5265754, 10531508, 21063016]

約数ペア:

[(1, 21063016), (2, 10531508), (4, 5265754), (8, 2632877), (13, 1620232), (26, 810116), (52, 405058), (104, 202529)]