21099680121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{10069}}^1\times {\mathrm{53731}}^1$

素因数の和:63816

約数の個数: 16

約数和(自身を含む): 30300549440

約数和(自身を除く): 9200869319

約数列:

[1, 3, 13, 39, 10069, 30207, 53731, 130897, 161193, 392691, 698503, 2095509, 541017439, 1623052317, 7033226707, 21099680121]

約数ペア:

[(1, 21099680121), (3, 7033226707), (13, 1623052317), (39, 541017439), (10069, 2095509), (30207, 698503), (53731, 392691), (130897, 161193)]