21704418628

素因数分解:

$2^2\times {\mathrm{7039}}^1\times {\mathrm{770863}}^1$

素因数の和:777906

約数の個数: 12

約数和(自身を含む): 37988177920

約数和(自身を除く): 16283759292

約数列:

[1, 2, 4, 7039, 14078, 28156, 770863, 1541726, 3083452, 5426104657, 10852209314, 21704418628]

約数ペア:

[(1, 21704418628), (2, 10852209314), (4, 5426104657), (7039, 3083452), (14078, 1541726), (28156, 770863)]