21047802

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206351}}^1$

素因数の和:206373

約数の個数: 16

約数和(自身を含む): 44572032

約数和(自身を除く): 23524230

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206351, 412702, 619053, 1238106, 3507967, 7015934, 10523901, 21047802]

約数ペア:

[(1, 21047802), (2, 10523901), (3, 7015934), (6, 3507967), (17, 1238106), (34, 619053), (51, 412702), (102, 206351)]