21491096

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{244217}}^1$

素因数の和:244234

約数の個数: 16

約数和(自身を含む): 43959240

約数和(自身を除く): 22468144

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 244217, 488434, 976868, 1953736, 2686387, 5372774, 10745548, 21491096]

約数ペア:

[(1, 21491096), (2, 10745548), (4, 5372774), (8, 2686387), (11, 1953736), (22, 976868), (44, 488434), (88, 244217)]