21106728

素因数分解:

$2^3\times 3^2\times {\mathrm{293149}}^1$

素因数の和:293161

約数の個数: 24

約数和(自身を含む): 57164250

約数和(自身を除く): 36057522

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293149, 586298, 879447, 1172596, 1758894, 2345192, 2638341, 3517788, 5276682, 7035576, 10553364, 21106728]

約数ペア:

[(1, 21106728), (2, 10553364), (3, 7035576), (4, 5276682), (6, 3517788), (8, 2638341), (9, 2345192), (12, 1758894), (18, 1172596), (24, 879447), (36, 586298), (72, 293149)]