21000453610

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5949137}}^1$

素因数の和:5949497

約数の個数: 16

約数和(自身を含む): 37907907336

約数和(自身を除く): 16907453726

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 5949137, 11898274, 29745685, 59491370, 2100045361, 4200090722, 10500226805, 21000453610]

約数ペア:

[(1, 21000453610), (2, 10500226805), (5, 4200090722), (10, 2100045361), (353, 59491370), (706, 29745685), (1765, 11898274), (3530, 5949137)]