21407826

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{324361}}^1$

素因数の和:324377

約数の個数: 16

約数和(自身を含む): 46708128

約数和(自身を除く): 25300302

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 324361, 648722, 973083, 1946166, 3567971, 7135942, 10703913, 21407826]

約数ペア:

[(1, 21407826), (2, 10703913), (3, 7135942), (6, 3567971), (11, 1946166), (22, 973083), (33, 648722), (66, 324361)]