20214618907

素因数分解:

$7^3\times {\mathrm{139}}^1\times {\mathrm{423991}}^1$

素因数の和:424151

約数の個数: 16

約数和(自身を含む): 23743552000

約数和(自身を除く): 3528933093

約数列:

[1, 7, 49, 139, 343, 973, 6811, 47677, 423991, 2967937, 20775559, 58934749, 145428913, 412543243, 2887802701, 20214618907]

約数ペア:

[(1, 20214618907), (7, 2887802701), (49, 412543243), (139, 145428913), (343, 58934749), (973, 20775559), (6811, 2967937), (47677, 423991)]