21528207

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{34667}}^1$

素因数の和:34699

約数の個数: 16

約数和(自身を含む): 33281280

約数和(自身を除く): 11753073

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 34667, 104001, 312003, 797341, 936009, 2392023, 7176069, 21528207]

約数ペア:

[(1, 21528207), (3, 7176069), (9, 2392023), (23, 936009), (27, 797341), (69, 312003), (207, 104001), (621, 34667)]