21704358736

素因数分解:

$2^4\times {\mathrm{1356522421}}^1$

素因数の和:1356522429

約数の個数: 10

約数和(自身を含む): 42052195082

約数和(自身を除く): 20347836346

約数列:

[1, 2, 4, 8, 16, 1356522421, 2713044842, 5426089684, 10852179368, 21704358736]

約数ペア:

[(1, 21704358736), (2, 10852179368), (4, 5426089684), (8, 2713044842), (16, 1356522421)]