21062040244

素因数分解:

$2^2\times 7^2\times {\mathrm{13907}}^1\times {\mathrm{7727}}^1$

素因数の和:21652

約数の個数: 36

約数和(自身を含む): 42884928576

約数和(自身を除く): 21822888332

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 7727, 13907, 15454, 27814, 30908, 54089, 55628, 97349, 108178, 194698, 216356, 378623, 389396, 681443, 757246, 1362886, 1514492, 2725772, 107459389, 214918778, 429837556, 752215723, 1504431446, 3008862892, 5265510061, 10531020122, 21062040244]

約数ペア:

[(1, 21062040244), (2, 10531020122), (4, 5265510061), (7, 3008862892), (14, 1504431446), (28, 752215723), (49, 429837556), (98, 214918778), (196, 107459389), (7727, 2725772), (13907, 1514492), (15454, 1362886), (27814, 757246), (30908, 681443), (54089, 389396), (55628, 378623), (97349, 216356), (108178, 194698)]