20863731

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{34259}}^1$

素因数の和:34298

約数の個数: 16

約数和(自身を含む): 32889600

約数和(自身を除く): 12025869

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 34259, 102777, 239813, 719439, 993511, 2980533, 6954577, 20863731]

約数ペア:

[(1, 20863731), (3, 6954577), (7, 2980533), (21, 993511), (29, 719439), (87, 239813), (203, 102777), (609, 34259)]