21593055

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11897}}^1$

素因数の和:11927

約数の個数: 24

約数和(自身を含む): 37978416

約数和(自身を除く): 16385361

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 11897, 35691, 59485, 130867, 178455, 392601, 654335, 1439537, 1963005, 4318611, 7197685, 21593055]

約数ペア:

[(1, 21593055), (3, 7197685), (5, 4318611), (11, 1963005), (15, 1439537), (33, 654335), (55, 392601), (121, 178455), (165, 130867), (363, 59485), (605, 35691), (1815, 11897)]