21687798

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29873}}^1$

素因数の和:29900

約数の個数: 24

約数和(自身を含む): 47678904

約数和(自身を除く): 25991106

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 29873, 59746, 89619, 179238, 328603, 657206, 985809, 1971618, 3614633, 7229266, 10843899, 21687798]

約数ペア:

[(1, 21687798), (2, 10843899), (3, 7229266), (6, 3614633), (11, 1971618), (22, 985809), (33, 657206), (66, 328603), (121, 179238), (242, 89619), (363, 59746), (726, 29873)]