21660218

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{6143}}^1$

素因数の和:6229

約数の個数: 16

約数和(自身を含む): 34062336

約数和(自身を除く): 12402118

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 6143, 12286, 251863, 264149, 503726, 528298, 10830109, 21660218]

約数ペア:

[(1, 21660218), (2, 10830109), (41, 528298), (43, 503726), (82, 264149), (86, 251863), (1763, 12286), (3526, 6143)]