21042456

素因数分解:

$2^3\times 3^1\times {\mathrm{876769}}^1$

素因数の和:876778

約数の個数: 16

約数和(自身を含む): 52606200

約数和(自身を除く): 31563744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 876769, 1753538, 2630307, 3507076, 5260614, 7014152, 10521228, 21042456]

約数ペア:

[(1, 21042456), (2, 10521228), (3, 7014152), (4, 5260614), (6, 3507076), (8, 2630307), (12, 1753538), (24, 876769)]