21096441

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1153}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 32404320

約数和(自身を除く): 11307879

約数列:

[1, 3, 9, 19, 57, 107, 171, 321, 963, 1153, 2033, 3459, 6099, 10377, 18297, 21907, 65721, 123371, 197163, 370113, 1110339, 2344049, 7032147, 21096441]

約数ペア:

[(1, 21096441), (3, 7032147), (9, 2344049), (19, 1110339), (57, 370113), (107, 197163), (171, 123371), (321, 65721), (963, 21907), (1153, 18297), (2033, 10377), (3459, 6099)]