21434721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{92791}}^1$

素因数の和:92812

約数の個数: 16

約数和(自身を含む): 35632128

約数和(自身を除く): 14197407

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 92791, 278373, 649537, 1020701, 1948611, 3062103, 7144907, 21434721]

約数ペア:

[(1, 21434721), (3, 7144907), (7, 3062103), (11, 1948611), (21, 1020701), (33, 649537), (77, 278373), (231, 92791)]