21000905719901

素因数分解:

${\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{502522211}}^1$

素因数の和:502522336

約数の個数: 12

約数和(自身を含む): 22231582658880

約数和(自身を除く): 1230676938979

約数列:

[1, 23, 79, 529, 1817, 41791, 502522211, 11558010853, 39699254669, 265834249619, 913082857387, 21000905719901]

約数ペア:

[(1, 21000905719901), (23, 913082857387), (79, 265834249619), (529, 39699254669), (1817, 11558010853), (41791, 502522211)]