21263293

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 23328000

約数和(自身を除く): 2064707

約数列:

[1, 23, 29, 71, 449, 667, 1633, 2059, 10327, 13021, 31879, 47357, 299483, 733217, 924491, 21263293]

約数ペア:

[(1, 21263293), (23, 924491), (29, 733217), (71, 299483), (449, 47357), (667, 31879), (1633, 13021), (2059, 10327)]