21491346248

素因数分解:

$2^3\times {\mathrm{1453}}^1\times {\mathrm{1848877}}^1$

素因数の和:1850336

約数の個数: 16

約数和(自身を含む): 40324029180

約数和(自身を除く): 18832682932

約数列:

[1, 2, 4, 8, 1453, 2906, 5812, 11624, 1848877, 3697754, 7395508, 14791016, 2686418281, 5372836562, 10745673124, 21491346248]

約数ペア:

[(1, 21491346248), (2, 10745673124), (4, 5372836562), (8, 2686418281), (1453, 14791016), (2906, 7395508), (5812, 3697754), (11624, 1848877)]