21465084

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2514

約数の個数: 48

約数和(自身を含む): 54286848

約数和(自身を除く): 32821764

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2193, 2447, 2924, 4386, 4894, 7341, 8772, 9788, 14682, 29364, 41599, 83198, 105221, 124797, 166396, 210442, 249594, 315663, 420884, 499188, 631326, 1262652, 1788757, 3577514, 5366271, 7155028, 10732542, 21465084]

約数ペア:

[(1, 21465084), (2, 10732542), (3, 7155028), (4, 5366271), (6, 3577514), (12, 1788757), (17, 1262652), (34, 631326), (43, 499188), (51, 420884), (68, 315663), (86, 249594), (102, 210442), (129, 166396), (172, 124797), (204, 105221), (258, 83198), (516, 41599), (731, 29364), (1462, 14682), (2193, 9788), (2447, 8772), (2924, 7341), (4386, 4894)]