21000736524

素因数分解:

$2^2\times 3^1\times {\mathrm{311}}^1\times {\mathrm{5627207}}^1$

素因数の和:5627525

約数の個数: 24

約数和(自身を含む): 49159289088

約数和(自身を除く): 28158552564

約数列:

[1, 2, 3, 4, 6, 12, 311, 622, 933, 1244, 1866, 3732, 5627207, 11254414, 16881621, 22508828, 33763242, 67526484, 1750061377, 3500122754, 5250184131, 7000245508, 10500368262, 21000736524]

約数ペア:

[(1, 21000736524), (2, 10500368262), (3, 7000245508), (4, 5250184131), (6, 3500122754), (12, 1750061377), (311, 67526484), (622, 33763242), (933, 22508828), (1244, 16881621), (1866, 11254414), (3732, 5627207)]