21276376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5897}}^1$

素因数の和:5955

約数の個数: 32

約数和(自身を含む): 44588880

約数和(自身を除く): 23312504

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5897, 11794, 23588, 47176, 64867, 129734, 241777, 259468, 483554, 518936, 967108, 1934216, 2659547, 5319094, 10638188, 21276376]

約数ペア:

[(1, 21276376), (2, 10638188), (4, 5319094), (8, 2659547), (11, 1934216), (22, 967108), (41, 518936), (44, 483554), (82, 259468), (88, 241777), (164, 129734), (328, 64867), (451, 47176), (902, 23588), (1804, 11794), (3608, 5897)]