21862060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2311}}^1$

素因数の和:2374

約数の個数: 48

約数和(自身を含む): 51270912

約数和(自身を除く): 29408852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2311, 2365, 4622, 4730, 9244, 9460, 11555, 23110, 25421, 46220, 50842, 99373, 101684, 127105, 198746, 254210, 397492, 496865, 508420, 993730, 1093103, 1987460, 2186206, 4372412, 5465515, 10931030, 21862060]

約数ペア:

[(1, 21862060), (2, 10931030), (4, 5465515), (5, 4372412), (10, 2186206), (11, 1987460), (20, 1093103), (22, 993730), (43, 508420), (44, 496865), (55, 397492), (86, 254210), (110, 198746), (172, 127105), (215, 101684), (220, 99373), (430, 50842), (473, 46220), (860, 25421), (946, 23110), (1892, 11555), (2311, 9460), (2365, 9244), (4622, 4730)]