21601594

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 41555520

約数和(自身を除く): 19953926

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 281, 289, 323, 562, 578, 646, 1967, 2023, 2261, 3934, 4046, 4522, 4777, 5339, 5491, 9554, 10678, 10982, 33439, 37373, 38437, 66878, 74746, 76874, 81209, 90763, 162418, 181526, 568463, 635341, 1136926, 1270682, 1542971, 3085942, 10800797, 21601594]

約数ペア:

[(1, 21601594), (2, 10800797), (7, 3085942), (14, 1542971), (17, 1270682), (19, 1136926), (34, 635341), (38, 568463), (119, 181526), (133, 162418), (238, 90763), (266, 81209), (281, 76874), (289, 74746), (323, 66878), (562, 38437), (578, 37373), (646, 33439), (1967, 10982), (2023, 10678), (2261, 9554), (3934, 5491), (4046, 5339), (4522, 4777)]