21900586

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{2017}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 33781320

約数和(自身を除く): 11880734

約数列:

[1, 2, 61, 89, 122, 178, 2017, 4034, 5429, 10858, 123037, 179513, 246074, 359026, 10950293, 21900586]

約数ペア:

[(1, 21900586), (2, 10950293), (61, 359026), (89, 246074), (122, 179513), (178, 123037), (2017, 10858), (4034, 5429)]