16820433

素因数分解:

$3^3\times 7^1\times {\mathrm{88997}}^1$

素因数の和:89013

約数の個数: 16

約数和(自身を含む): 28479360

約数和(自身を除く): 11658927

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 88997, 266991, 622979, 800973, 1868937, 2402919, 5606811, 16820433]

約数ペア:

[(1, 16820433), (3, 5606811), (7, 2402919), (9, 1868937), (21, 800973), (27, 622979), (63, 266991), (189, 88997)]