21015234

素因数分解:

$2^1\times 3^3\times {\mathrm{389171}}^1$

素因数の和:389182

約数の個数: 16

約数和(自身を含む): 46700640

約数和(自身を除く): 25685406

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 389171, 778342, 1167513, 2335026, 3502539, 7005078, 10507617, 21015234]

約数ペア:

[(1, 21015234), (2, 10507617), (3, 7005078), (6, 3502539), (9, 2335026), (18, 1167513), (27, 778342), (54, 389171)]