21746927

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 23828832

約数和(自身を除く): 2081905

約数列:

[1, 17, 61, 67, 313, 1037, 1139, 4087, 5321, 19093, 20971, 69479, 324581, 356507, 1279231, 21746927]

約数ペア:

[(1, 21746927), (17, 1279231), (61, 356507), (67, 324581), (313, 69479), (1037, 20971), (1139, 19093), (4087, 5321)]