2156427

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2633}}^1$

素因数の和:2659

約数の個数: 24

約数和(自身を含む): 3835104

約数和(自身を除く): 1678677

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 2633, 7899, 18431, 23697, 34229, 55293, 102687, 165879, 239603, 308061, 718809, 2156427]

約数ペア:

[(1, 2156427), (3, 718809), (7, 308061), (9, 239603), (13, 165879), (21, 102687), (39, 55293), (63, 34229), (91, 23697), (117, 18431), (273, 7899), (819, 2633)]