21820026

素因数分解:

$2^1\times 3^1\times {\mathrm{1697}}^1\times {\mathrm{2143}}^1$

素因数の和:3845

約数の個数: 16

約数和(自身を含む): 43686144

約数和(自身を除く): 21866118

約数列:

[1, 2, 3, 6, 1697, 2143, 3394, 4286, 5091, 6429, 10182, 12858, 3636671, 7273342, 10910013, 21820026]

約数ペア:

[(1, 21820026), (2, 10910013), (3, 7273342), (6, 3636671), (1697, 12858), (2143, 10182), (3394, 6429), (4286, 5091)]