21000551036

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{99059203}}^1$

素因数の和:99059260

約数の個数: 12

約数和(自身を含む): 37444379112

約数和(自身を除く): 16443828076

約数列:

[1, 2, 4, 53, 106, 212, 99059203, 198118406, 396236812, 5250137759, 10500275518, 21000551036]

約数ペア:

[(1, 21000551036), (2, 10500275518), (4, 5250137759), (53, 396236812), (106, 198118406), (212, 99059203)]