21427912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5939}}^1$

素因数の和:5997

約数の個数: 32

約数和(自身を含む): 44906400

約数和(自身を除く): 23478488

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5939, 11878, 23756, 47512, 65329, 130658, 243499, 261316, 486998, 522632, 973996, 1947992, 2678489, 5356978, 10713956, 21427912]

約数ペア:

[(1, 21427912), (2, 10713956), (4, 5356978), (8, 2678489), (11, 1947992), (22, 973996), (41, 522632), (44, 486998), (82, 261316), (88, 243499), (164, 130658), (328, 65329), (451, 47512), (902, 23756), (1804, 11878), (3608, 5939)]