21041016

素因数分解:

$2^3\times 3^1\times {\mathrm{311}}^1\times {\mathrm{2819}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 52790400

約数和(自身を除く): 31749384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 311, 622, 933, 1244, 1866, 2488, 2819, 3732, 5638, 7464, 8457, 11276, 16914, 22552, 33828, 67656, 876709, 1753418, 2630127, 3506836, 5260254, 7013672, 10520508, 21041016]

約数ペア:

[(1, 21041016), (2, 10520508), (3, 7013672), (4, 5260254), (6, 3506836), (8, 2630127), (12, 1753418), (24, 876709), (311, 67656), (622, 33828), (933, 22552), (1244, 16914), (1866, 11276), (2488, 8457), (2819, 7464), (3732, 5638)]