210940218

素因数分解:

$2^1\times 3^2\times {\mathrm{11718901}}^1$

素因数の和:11718909

約数の個数: 12

約数和(自身を含む): 457037178

約数和(自身を除く): 246096960

約数列:

[1, 2, 3, 6, 9, 18, 11718901, 23437802, 35156703, 70313406, 105470109, 210940218]

約数ペア:

[(1, 210940218), (2, 105470109), (3, 70313406), (6, 35156703), (9, 23437802), (18, 11718901)]