21039672

素因数分解:

$2^3\times 3^1\times {\mathrm{876653}}^1$

素因数の和:876662

約数の個数: 16

約数和(自身を含む): 52599240

約数和(自身を除く): 31559568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 876653, 1753306, 2629959, 3506612, 5259918, 7013224, 10519836, 21039672]

約数ペア:

[(1, 21039672), (2, 10519836), (3, 7013224), (4, 5259918), (6, 3506612), (8, 2629959), (12, 1753306), (24, 876653)]