21042162

素因数分解:

$2^1\times 3^2\times {\mathrm{1169009}}^1$

素因数の和:1169017

約数の個数: 12

約数和(自身を含む): 45591390

約数和(自身を除く): 24549228

約数列:

[1, 2, 3, 6, 9, 18, 1169009, 2338018, 3507027, 7014054, 10521081, 21042162]

約数ペア:

[(1, 21042162), (2, 10521081), (3, 7014054), (6, 3507027), (9, 2338018), (18, 1169009)]