21708049012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{417462481}}^1$

素因数の和:417462498

約数の個数: 12

約数和(自身を含む): 40911323236

約数和(自身を除く): 19203274224

約数列:

[1, 2, 4, 13, 26, 52, 417462481, 834924962, 1669849924, 5427012253, 10854024506, 21708049012]

約数ペア:

[(1, 21708049012), (2, 10854024506), (4, 5427012253), (13, 1669849924), (26, 834924962), (52, 417462481)]