21071508

素因数分解:

$2^2\times 3^1\times {\mathrm{1755959}}^1$

素因数の和:1755966

約数の個数: 12

約数和(自身を含む): 49166880

約数和(自身を除く): 28095372

約数列:

[1, 2, 3, 4, 6, 12, 1755959, 3511918, 5267877, 7023836, 10535754, 21071508]

約数ペア:

[(1, 21071508), (2, 10535754), (3, 7023836), (4, 5267877), (6, 3511918), (12, 1755959)]