21542096

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{12583}}^1$

素因数の和:12698

約数の個数: 20

約数和(自身を含む): 42131232

約数和(自身を除く): 20589136

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 12583, 25166, 50332, 100664, 201328, 1346381, 2692762, 5385524, 10771048, 21542096]

約数ペア:

[(1, 21542096), (2, 10771048), (4, 5385524), (8, 2692762), (16, 1346381), (107, 201328), (214, 100664), (428, 50332), (856, 25166), (1712, 12583)]