21049367048

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{27125473}}^1$

素因数の和:27125576

約数の個数: 16

約数和(自身を含む): 39874446780

約数和(自身を除く): 18825079732

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 27125473, 54250946, 108501892, 217003784, 2631170881, 5262341762, 10524683524, 21049367048]

約数ペア:

[(1, 21049367048), (2, 10524683524), (4, 5262341762), (8, 2631170881), (97, 217003784), (194, 108501892), (388, 54250946), (776, 27125473)]