21958070407

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{557269}}^1$

素因数の和:557722

約数の個数: 16

約数和(自身を含む): 27087780160

約数和(自身を除く): 5129709753

約数列:

[1, 7, 13, 91, 433, 3031, 5629, 39403, 557269, 3900883, 7244497, 50711479, 241297477, 1689082339, 3136867201, 21958070407]

約数ペア:

[(1, 21958070407), (7, 3136867201), (13, 1689082339), (91, 241297477), (433, 50711479), (3031, 7244497), (5629, 3900883), (39403, 557269)]