21094866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90149}}^1$

素因数の和:90170

約数の個数: 24

約数和(自身を含む): 49221900

約数和(自身を除く): 28127034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90149, 180298, 270447, 540894, 811341, 1171937, 1622682, 2343874, 3515811, 7031622, 10547433, 21094866]

約数ペア:

[(1, 21094866), (2, 10547433), (3, 7031622), (6, 3515811), (9, 2343874), (13, 1622682), (18, 1171937), (26, 811341), (39, 540894), (78, 270447), (117, 180298), (234, 90149)]