21000565442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5070151}}^1$

素因数の和:5070281

約数の個数: 16

約数和(自身を含む): 33463003200

約数和(自身を除く): 12462437758

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 5070151, 10140302, 96332869, 192665738, 552646459, 1105292918, 10500282721, 21000565442]

約数ペア:

[(1, 21000565442), (2, 10500282721), (19, 1105292918), (38, 552646459), (109, 192665738), (218, 96332869), (2071, 10140302), (4142, 5070151)]