21150074

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 38007144

約数和(自身を除く): 16857070

約数列:

[1, 2, 11, 17, 22, 34, 53, 97, 106, 121, 187, 194, 242, 374, 583, 901, 1067, 1166, 1649, 1802, 2057, 2134, 3298, 4114, 5141, 6413, 9911, 10282, 11737, 12826, 18139, 19822, 23474, 36278, 56551, 87397, 109021, 113102, 174794, 199529, 218042, 399058, 622061, 961367, 1244122, 1922734, 10575037, 21150074]

約数ペア:

[(1, 21150074), (2, 10575037), (11, 1922734), (17, 1244122), (22, 961367), (34, 622061), (53, 399058), (97, 218042), (106, 199529), (121, 174794), (187, 113102), (194, 109021), (242, 87397), (374, 56551), (583, 36278), (901, 23474), (1067, 19822), (1166, 18139), (1649, 12826), (1802, 11737), (2057, 10282), (2134, 9911), (3298, 6413), (4114, 5141)]