21923043550

素因数分解:

$2^1\times 5^2\times {\mathrm{438460871}}^1$

素因数の和:438460883

約数の個数: 12

約数和(自身を含む): 40776861096

約数和(自身を除く): 18853817546

約数列:

[1, 2, 5, 10, 25, 50, 438460871, 876921742, 2192304355, 4384608710, 10961521775, 21923043550]

約数ペア:

[(1, 21923043550), (2, 10961521775), (5, 4384608710), (10, 2192304355), (25, 876921742), (50, 438460871)]