21532508

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5443}}^1$

素因数の和:5513

約数の個数: 24

約数和(自身を含む): 40242048

約数和(自身を除く): 18709540

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 5443, 10886, 21772, 125189, 234049, 250378, 468098, 500756, 936196, 5383127, 10766254, 21532508]

約数ペア:

[(1, 21532508), (2, 10766254), (4, 5383127), (23, 936196), (43, 500756), (46, 468098), (86, 250378), (92, 234049), (172, 125189), (989, 21772), (1978, 10886), (3956, 5443)]