21150939

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2270

約数の個数: 16

約数和(自身を含む): 29302560

約数和(自身を除く): 8151621

約数列:

[1, 3, 37, 89, 111, 267, 2141, 3293, 6423, 9879, 79217, 190549, 237651, 571647, 7050313, 21150939]

約数ペア:

[(1, 21150939), (3, 7050313), (37, 571647), (89, 237651), (111, 190549), (267, 79217), (2141, 9879), (3293, 6423)]