21135102

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{81919}}^1$

素因数の和:81967

約数の個数: 16

約数和(自身を含む): 43253760

約数和(自身を除く): 22118658

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 81919, 163838, 245757, 491514, 3522517, 7045034, 10567551, 21135102]

約数ペア:

[(1, 21135102), (2, 10567551), (3, 7045034), (6, 3522517), (43, 491514), (86, 245757), (129, 163838), (258, 81919)]