21258908024

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2975771}}^1$

素因数の和:2975843

約数の個数: 32

約数和(自身を含む): 42851116800

約数和(自身を除く): 21592208776

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3572, 7144, 2975771, 5951542, 11903084, 23806168, 56539649, 113079298, 139861237, 226158596, 279722474, 452317192, 559444948, 1118889896, 2657363503, 5314727006, 10629454012, 21258908024]

約数ペア:

[(1, 21258908024), (2, 10629454012), (4, 5314727006), (8, 2657363503), (19, 1118889896), (38, 559444948), (47, 452317192), (76, 279722474), (94, 226158596), (152, 139861237), (188, 113079298), (376, 56539649), (893, 23806168), (1786, 11903084), (3572, 5951542), (7144, 2975771)]