21174946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7907}}^1$

素因数の和:8025

約数の個数: 16

約数和(自身を含む): 34542144

約数和(自身を除く): 13367198

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7907, 15814, 102791, 205582, 814421, 1628842, 10587473, 21174946]

約数ペア:

[(1, 21174946), (2, 10587473), (13, 1628842), (26, 814421), (103, 205582), (206, 102791), (1339, 15814), (2678, 7907)]