2211891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{691}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 3255168

約数和(自身を除く): 1043277

約数列:

[1, 3, 11, 33, 97, 291, 691, 1067, 2073, 3201, 7601, 22803, 67027, 201081, 737297, 2211891]

約数ペア:

[(1, 2211891), (3, 737297), (11, 201081), (33, 67027), (97, 22803), (291, 7601), (691, 3201), (1067, 2073)]