21206150404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1\times {\mathrm{2633}}^1$

素因数の和:4164

約数の個数: 48

約数和(自身を含む): 39810149568

約数和(自身を除く): 18603999164

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 1427, 2633, 2822, 2854, 5266, 5644, 5708, 10532, 24259, 44761, 48518, 89522, 97036, 118441, 179044, 218539, 236882, 437078, 473764, 874156, 2013497, 3715163, 3757291, 4026994, 7430326, 7514582, 8053988, 14860652, 15029164, 63873947, 127747894, 255495788, 311855153, 623710306, 1247420612, 5301537601, 10603075202, 21206150404]

約数ペア:

[(1, 21206150404), (2, 10603075202), (4, 5301537601), (17, 1247420612), (34, 623710306), (68, 311855153), (83, 255495788), (166, 127747894), (332, 63873947), (1411, 15029164), (1427, 14860652), (2633, 8053988), (2822, 7514582), (2854, 7430326), (5266, 4026994), (5644, 3757291), (5708, 3715163), (10532, 2013497), (24259, 874156), (44761, 473764), (48518, 437078), (89522, 236882), (97036, 218539), (118441, 179044)]