21079668

素因数分解:

$2^2\times 3^1\times {\mathrm{1756639}}^1$

素因数の和:1756646

約数の個数: 12

約数和(自身を含む): 49185920

約数和(自身を除く): 28106252

約数列:

[1, 2, 3, 4, 6, 12, 1756639, 3513278, 5269917, 7026556, 10539834, 21079668]

約数ペア:

[(1, 21079668), (2, 10539834), (3, 7026556), (4, 5269917), (6, 3513278), (12, 1756639)]