21695451

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14669}}^1$

素因数の和:14718

約数の個数: 16

約数和(自身を含む): 31687200

約数和(自身を除く): 9991749

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 14669, 44007, 249373, 425401, 748119, 1276203, 7231817, 21695451]

約数ペア:

[(1, 21695451), (3, 7231817), (17, 1276203), (29, 748119), (51, 425401), (87, 249373), (493, 44007), (1479, 14669)]