21586946

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2437}}^1$

素因数の和:2585

約数の個数: 16

約数和(自身を含む): 33468864

約数和(自身を除く): 11881918

約数列:

[1, 2, 43, 86, 103, 206, 2437, 4429, 4874, 8858, 104791, 209582, 251011, 502022, 10793473, 21586946]

約数ペア:

[(1, 21586946), (2, 10793473), (43, 502022), (86, 251011), (103, 209582), (206, 104791), (2437, 8858), (4429, 4874)]