21150351088

素因数分解:

$2^4\times {\mathrm{39863}}^1\times {\mathrm{33161}}^1$

素因数の和:73032

約数の個数: 20

約数和(自身を含む): 40981069008

約数和(自身を除く): 19830717920

約数列:

[1, 2, 4, 8, 16, 33161, 39863, 66322, 79726, 132644, 159452, 265288, 318904, 530576, 637808, 1321896943, 2643793886, 5287587772, 10575175544, 21150351088]

約数ペア:

[(1, 21150351088), (2, 10575175544), (4, 5287587772), (8, 2643793886), (16, 1321896943), (33161, 637808), (39863, 530576), (66322, 318904), (79726, 265288), (132644, 159452)]