21455423

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 24246432

約数和(自身を除く): 2791009

約数列:

[1, 11, 41, 113, 421, 451, 1243, 4631, 4633, 17261, 47573, 50963, 189871, 523303, 1950493, 21455423]

約数ペア:

[(1, 21455423), (11, 1950493), (41, 523303), (113, 189871), (421, 50963), (451, 47573), (1243, 17261), (4631, 4633)]