21371462007

素因数分解:

$3^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{1451767}}^1$

素因数の和:1452478

約数の個数: 16

約数和(自身を含む): 32612516352

約数和(自身を除く): 11241054345

約数列:

[1, 3, 7, 21, 701, 2103, 4907, 14721, 1451767, 4355301, 10162369, 30487107, 1017688667, 3053066001, 7123820669, 21371462007]

約数ペア:

[(1, 21371462007), (3, 7123820669), (7, 3053066001), (21, 1017688667), (701, 30487107), (2103, 10162369), (4907, 4355301), (14721, 1451767)]