21338568

素因数分解:

$2^3\times 3^2\times {\mathrm{296369}}^1$

素因数の和:296381

約数の個数: 24

約数和(自身を含む): 57792150

約数和(自身を除く): 36453582

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 296369, 592738, 889107, 1185476, 1778214, 2370952, 2667321, 3556428, 5334642, 7112856, 10669284, 21338568]

約数ペア:

[(1, 21338568), (2, 10669284), (3, 7112856), (4, 5334642), (6, 3556428), (8, 2667321), (9, 2370952), (12, 1778214), (18, 1185476), (24, 889107), (36, 592738), (72, 296369)]