21095610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1249}}^1$

素因数の和:1822

約数の個数: 32

約数和(自身を含む): 50760000

約数和(自身を除く): 29664390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 563, 1126, 1249, 1689, 2498, 2815, 3378, 3747, 5630, 6245, 7494, 8445, 12490, 16890, 18735, 37470, 703187, 1406374, 2109561, 3515935, 4219122, 7031870, 10547805, 21095610]

約数ペア:

[(1, 21095610), (2, 10547805), (3, 7031870), (5, 4219122), (6, 3515935), (10, 2109561), (15, 1406374), (30, 703187), (563, 37470), (1126, 18735), (1249, 16890), (1689, 12490), (2498, 8445), (2815, 7494), (3378, 6245), (3747, 5630)]