21809732

素因数分解:

$2^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{3343}}^1$

素因数の和:3587

約数の個数: 24

約数和(自身を含む): 43819776

約数和(自身を除く): 22010044

約数列:

[1, 2, 4, 7, 14, 28, 233, 466, 932, 1631, 3262, 3343, 6524, 6686, 13372, 23401, 46802, 93604, 778919, 1557838, 3115676, 5452433, 10904866, 21809732]

約数ペア:

[(1, 21809732), (2, 10904866), (4, 5452433), (7, 3115676), (14, 1557838), (28, 778919), (233, 93604), (466, 46802), (932, 23401), (1631, 13372), (3262, 6686), (3343, 6524)]