21122802

素因数分解:

$2^1\times 3^3\times {\mathrm{391163}}^1$

素因数の和:391174

約数の個数: 16

約数和(自身を含む): 46939680

約数和(自身を除く): 25816878

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 391163, 782326, 1173489, 2346978, 3520467, 7040934, 10561401, 21122802]

約数ペア:

[(1, 21122802), (2, 10561401), (3, 7040934), (6, 3520467), (9, 2346978), (18, 1173489), (27, 782326), (54, 391163)]