21000775096

素因数分解:

$2^3\times 7^1\times {\mathrm{375013841}}^1$

素因数の和:375013854

約数の個数: 16

約数和(自身を含む): 45001661040

約数和(自身を除く): 24000885944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375013841, 750027682, 1500055364, 2625096887, 3000110728, 5250193774, 10500387548, 21000775096]

約数ペア:

[(1, 21000775096), (2, 10500387548), (4, 5250193774), (7, 3000110728), (8, 2625096887), (14, 1500055364), (28, 750027682), (56, 375013841)]