2016981687

素因数分解:

$3^1\times 7^1\times {\mathrm{10139}}^1\times {\mathrm{9473}}^1$

素因数の和:19622

約数の個数: 16

約数和(自身を含む): 3074123520

約数和(自身を除く): 1057141833

約数列:

[1, 3, 7, 21, 9473, 10139, 28419, 30417, 66311, 70973, 198933, 212919, 96046747, 288140241, 672327229, 2016981687]

約数ペア:

[(1, 2016981687), (3, 672327229), (7, 288140241), (21, 96046747), (9473, 212919), (10139, 198933), (28419, 70973), (30417, 66311)]