212888903997

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{921596987}}^1$

素因数の和:921597008

約数の個数: 16

約数和(自身を含む): 353893243392

約数和(自身を除く): 141004339395

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 921596987, 2764790961, 6451178909, 10137566857, 19353536727, 30412700571, 70962967999, 212888903997]

約数ペア:

[(1, 212888903997), (3, 70962967999), (7, 30412700571), (11, 19353536727), (21, 10137566857), (33, 6451178909), (77, 2764790961), (231, 921596987)]