21085096

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{223}}^2$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 40461930

約数和(自身を除く): 19376834

約数列:

[1, 2, 4, 8, 53, 106, 212, 223, 424, 446, 892, 1784, 11819, 23638, 47276, 49729, 94552, 99458, 198916, 397832, 2635637, 5271274, 10542548, 21085096]

約数ペア:

[(1, 21085096), (2, 10542548), (4, 5271274), (8, 2635637), (53, 397832), (106, 198916), (212, 99458), (223, 94552), (424, 49729), (446, 47276), (892, 23638), (1784, 11819)]