21581152

素因数分解:

$2^5\times {\mathrm{199}}^1\times {\mathrm{3389}}^1$

素因数の和:3598

約数の個数: 24

約数和(自身を含む): 42714000

約数和(自身を除く): 21132848

約数列:

[1, 2, 4, 8, 16, 32, 199, 398, 796, 1592, 3184, 3389, 6368, 6778, 13556, 27112, 54224, 108448, 674411, 1348822, 2697644, 5395288, 10790576, 21581152]

約数ペア:

[(1, 21581152), (2, 10790576), (4, 5395288), (8, 2697644), (16, 1348822), (32, 674411), (199, 108448), (398, 54224), (796, 27112), (1592, 13556), (3184, 6778), (3389, 6368)]