21886898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{52361}}^1$

素因数の和:52393

約数の個数: 16

約数和(自身を含む): 37700640

約数和(自身を除く): 15813742

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 52361, 104722, 575971, 994859, 1151942, 1989718, 10943449, 21886898]

約数ペア:

[(1, 21886898), (2, 10943449), (11, 1989718), (19, 1151942), (22, 994859), (38, 575971), (209, 104722), (418, 52361)]