21994542

素因数分解:

$2^1\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3929}}^1$

素因数の和:4248

約数の個数: 24

約数和(自身を含む): 47820240

約数和(自身を除く): 25825698

約数列:

[1, 2, 3, 6, 9, 18, 311, 622, 933, 1866, 2799, 3929, 5598, 7858, 11787, 23574, 35361, 70722, 1221919, 2443838, 3665757, 7331514, 10997271, 21994542]

約数ペア:

[(1, 21994542), (2, 10997271), (3, 7331514), (6, 3665757), (9, 2443838), (18, 1221919), (311, 70722), (622, 35361), (933, 23574), (1866, 11787), (2799, 7858), (3929, 5598)]