21407726

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{6113}}^1$

素因数の和:6235

約数の個数: 16

約数和(自身を含む): 34336224

約数和(自身を除く): 12928498

約数列:

[1, 2, 17, 34, 103, 206, 1751, 3502, 6113, 12226, 103921, 207842, 629639, 1259278, 10703863, 21407726]

約数ペア:

[(1, 21407726), (2, 10703863), (17, 1259278), (34, 629639), (103, 207842), (206, 103921), (1751, 12226), (3502, 6113)]