21573083

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{5573}}^1$

素因数の和:5666

約数の個数: 12

約数和(自身を含む): 25417440

約数和(自身を除く): 3844357

約数列:

[1, 7, 49, 79, 553, 3871, 5573, 39011, 273077, 440267, 3081869, 21573083]

約数ペア:

[(1, 21573083), (7, 3081869), (49, 440267), (79, 273077), (553, 39011), (3871, 5573)]