2016121521

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{822571}}^1$

素因数の和:822636

約数の個数: 16

約数和(自身を含む): 2895453440

約数和(自身を除く): 879331919

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 822571, 2467713, 15628849, 35370553, 46886547, 106111659, 672040507, 2016121521]

約数ペア:

[(1, 2016121521), (3, 672040507), (19, 106111659), (43, 46886547), (57, 35370553), (129, 15628849), (817, 2467713), (2451, 822571)]