2109219

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2137}}^1$

素因数の和:2194

約数の個数: 16

約数和(自身を含む): 3283968

約数和(自身を除く): 1174749

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2137, 6411, 14959, 44877, 100439, 301317, 703073, 2109219]

約数ペア:

[(1, 2109219), (3, 703073), (7, 301317), (21, 100439), (47, 44877), (141, 14959), (329, 6411), (987, 2137)]