21000902524

素因数分解:

$2^2\times 7^1\times {\mathrm{750032233}}^1$

素因数の和:750032244

約数の個数: 12

約数和(自身を含む): 42001805104

約数和(自身を除く): 21000902580

約数列:

[1, 2, 4, 7, 14, 28, 750032233, 1500064466, 3000128932, 5250225631, 10500451262, 21000902524]

約数ペア:

[(1, 21000902524), (2, 10500451262), (4, 5250225631), (7, 3000128932), (14, 1500064466), (28, 750032233)]