21171761268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{6812021}}^1$

素因数の和:6812072

約数の個数: 48

約数和(自身を含む): 57983931264

約数和(自身を除く): 36812169996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 6812021, 13624042, 20436063, 27248084, 40872126, 47684147, 81744252, 95368294, 143052441, 190736588, 252044777, 286104882, 504089554, 572209764, 756134331, 1008179108, 1512268662, 1764313439, 3024537324, 3528626878, 5292940317, 7057253756, 10585880634, 21171761268]

約数ペア:

[(1, 21171761268), (2, 10585880634), (3, 7057253756), (4, 5292940317), (6, 3528626878), (7, 3024537324), (12, 1764313439), (14, 1512268662), (21, 1008179108), (28, 756134331), (37, 572209764), (42, 504089554), (74, 286104882), (84, 252044777), (111, 190736588), (148, 143052441), (222, 95368294), (259, 81744252), (444, 47684147), (518, 40872126), (777, 27248084), (1036, 20436063), (1554, 13624042), (3108, 6812021)]