21071562

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{31079}}^1$

素因数の和:31197

約数の個数: 16

約数和(自身を含む): 42517440

約数和(自身を除く): 21445878

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 31079, 62158, 93237, 186474, 3511927, 7023854, 10535781, 21071562]

約数ペア:

[(1, 21071562), (2, 10535781), (3, 7023854), (6, 3511927), (113, 186474), (226, 93237), (339, 62158), (678, 31079)]