21228838

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1499}}^1$

素因数の和:1671

約数の個数: 16

約数和(自身を含む): 32634000

約数和(自身を除く): 11405162

約数列:

[1, 2, 73, 97, 146, 194, 1499, 2998, 7081, 14162, 109427, 145403, 218854, 290806, 10614419, 21228838]

約数ペア:

[(1, 21228838), (2, 10614419), (73, 290806), (97, 218854), (146, 145403), (194, 109427), (1499, 14162), (2998, 7081)]