21815706728

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{240113}}^1$

素因数の和:240437

約数の個数: 32

約数和(自身を含む): 42053565960

約数和(自身を除く): 20237859232

約数列:

[1, 2, 4, 8, 41, 82, 164, 277, 328, 554, 1108, 2216, 11357, 22714, 45428, 90856, 240113, 480226, 960452, 1920904, 9844633, 19689266, 39378532, 66511301, 78757064, 133022602, 266045204, 532090408, 2726963341, 5453926682, 10907853364, 21815706728]

約数ペア:

[(1, 21815706728), (2, 10907853364), (4, 5453926682), (8, 2726963341), (41, 532090408), (82, 266045204), (164, 133022602), (277, 78757064), (328, 66511301), (554, 39378532), (1108, 19689266), (2216, 9844633), (11357, 1920904), (22714, 960452), (45428, 480226), (90856, 240113)]