21482241

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{15139}}^1$

素因数の和:15196

約数の個数: 16

約数和(自身を含む): 31975680

約数和(自身を除く): 10493439

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 15139, 45417, 166529, 499587, 650977, 1952931, 7160747, 21482241]

約数ペア:

[(1, 21482241), (3, 7160747), (11, 1952931), (33, 650977), (43, 499587), (129, 166529), (473, 45417), (1419, 15139)]