21387066

素因数分解:

$2^1\times 3^1\times {\mathrm{359}}^1\times {\mathrm{9929}}^1$

素因数の和:10293

約数の個数: 16

約数和(自身を含む): 42897600

約数和(自身を除く): 21510534

約数列:

[1, 2, 3, 6, 359, 718, 1077, 2154, 9929, 19858, 29787, 59574, 3564511, 7129022, 10693533, 21387066]

約数ペア:

[(1, 21387066), (2, 10693533), (3, 7129022), (6, 3564511), (359, 59574), (718, 29787), (1077, 19858), (2154, 9929)]