20348214621

素因数分解:

$3^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1926367}}^1$

素因数の和:1926880

約数の個数: 16

約数和(自身を含む): 31068463104

約数和(自身を除く): 10720248483

約数列:

[1, 3, 7, 21, 503, 1509, 3521, 10563, 1926367, 5779101, 13484569, 40453707, 968962601, 2906887803, 6782738207, 20348214621]

約数ペア:

[(1, 20348214621), (3, 6782738207), (7, 2906887803), (21, 968962601), (503, 40453707), (1509, 13484569), (3521, 5779101), (10563, 1926367)]