21008682

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{27143}}^1$

素因数の和:27194

約数の個数: 24

約数和(自身を含む): 46579104

約数和(自身を除く): 25570422

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 27143, 54286, 81429, 162858, 244287, 488574, 1167149, 2334298, 3501447, 7002894, 10504341, 21008682]

約数ペア:

[(1, 21008682), (2, 10504341), (3, 7002894), (6, 3501447), (9, 2334298), (18, 1167149), (43, 488574), (86, 244287), (129, 162858), (258, 81429), (387, 54286), (774, 27143)]