21071570408

素因数分解:

$2^3\times 7^1\times {\mathrm{376278043}}^1$

素因数の和:376278056

約数の個数: 16

約数和(自身を含む): 45153365280

約数和(自身を除く): 24081794872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376278043, 752556086, 1505112172, 2633946301, 3010224344, 5267892602, 10535785204, 21071570408]

約数ペア:

[(1, 21071570408), (2, 10535785204), (4, 5267892602), (7, 3010224344), (8, 2633946301), (14, 1505112172), (28, 752556086), (56, 376278043)]