21724218

素因数分解:

$2^1\times 3^2\times {\mathrm{1069}}^1\times {\mathrm{1129}}^1$

素因数の和:2206

約数の個数: 24

約数和(自身を含む): 47154900

約数和(自身を除く): 25430682

約数列:

[1, 2, 3, 6, 9, 18, 1069, 1129, 2138, 2258, 3207, 3387, 6414, 6774, 9621, 10161, 19242, 20322, 1206901, 2413802, 3620703, 7241406, 10862109, 21724218]

約数ペア:

[(1, 21724218), (2, 10862109), (3, 7241406), (6, 3620703), (9, 2413802), (18, 1206901), (1069, 20322), (1129, 19242), (2138, 10161), (2258, 9621), (3207, 6774), (3387, 6414)]