21411650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32941}}^1$

素因数の和:32966

約数の個数: 24

約数和(自身を含む): 42890484

約数和(自身を除く): 21478834

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 32941, 65882, 164705, 329410, 428233, 823525, 856466, 1647050, 2141165, 4282330, 10705825, 21411650]

約数ペア:

[(1, 21411650), (2, 10705825), (5, 4282330), (10, 2141165), (13, 1647050), (25, 856466), (26, 823525), (50, 428233), (65, 329410), (130, 164705), (325, 65882), (650, 32941)]