21919852

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4111}}^1$

素因数の和:4189

約数の個数: 24

約数和(自身を含む): 40527872

約数和(自身を除く): 18608020

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 4111, 5332, 8222, 16444, 127441, 176773, 254882, 353546, 509764, 707092, 5479963, 10959926, 21919852]

約数ペア:

[(1, 21919852), (2, 10959926), (4, 5479963), (31, 707092), (43, 509764), (62, 353546), (86, 254882), (124, 176773), (172, 127441), (1333, 16444), (2666, 8222), (4111, 5332)]