12996207

素因数分解:

$3^4\times 7^1\times {\mathrm{22921}}^1$

素因数の和:22940

約数の個数: 20

約数和(自身を含む): 22188496

約数和(自身を除く): 9192289

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22921, 68763, 160447, 206289, 481341, 618867, 1444023, 1856601, 4332069, 12996207]

約数ペア:

[(1, 12996207), (3, 4332069), (7, 1856601), (9, 1444023), (21, 618867), (27, 481341), (63, 206289), (81, 160447), (189, 68763), (567, 22921)]