21000913304

素因数分解:

$2^3\times 7^1\times {\mathrm{375016309}}^1$

素因数の和:375016322

約数の個数: 16

約数和(自身を含む): 45001957200

約数和(自身を除く): 24001043896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 375016309, 750032618, 1500065236, 2625114163, 3000130472, 5250228326, 10500456652, 21000913304]

約数ペア:

[(1, 21000913304), (2, 10500456652), (4, 5250228326), (7, 3000130472), (8, 2625114163), (14, 1500065236), (28, 750032618), (56, 375016309)]