21815427

素因数分解:

$3^1\times {\mathrm{59}}^2\times {\mathrm{2089}}^1$

素因数の和:2210

約数の個数: 12

約数和(自身を含む): 29602760

約数和(自身を除く): 7787333

約数列:

[1, 3, 59, 177, 2089, 3481, 6267, 10443, 123251, 369753, 7271809, 21815427]

約数ペア:

[(1, 21815427), (3, 7271809), (59, 369753), (177, 123251), (2089, 10443), (3481, 6267)]