21500613

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{4603}}^1$

素因数の和:4785

約数の個数: 16

約数和(自身を含む): 32043840

約数和(自身を除く): 10543227

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4603, 4671, 13809, 41427, 124281, 796319, 2388957, 7166871, 21500613]

約数ペア:

[(1, 21500613), (3, 7166871), (9, 2388957), (27, 796319), (173, 124281), (519, 41427), (1557, 13809), (4603, 4671)]