2021067601

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1\times {\mathrm{21433}}^1$

素因数の和:22168

約数の個数: 16

約数和(自身を含む): 2434902400

約数和(自身を除く): 413834799

約数列:

[1, 7, 19, 133, 709, 4963, 13471, 21433, 94297, 150031, 407227, 2850589, 15195997, 106371979, 288723943, 2021067601]

約数ペア:

[(1, 2021067601), (7, 288723943), (19, 106371979), (133, 15195997), (709, 2850589), (4963, 407227), (13471, 150031), (21433, 94297)]