21566704012

素因数分解:

$2^2\times 7^1\times {\mathrm{770239429}}^1$

素因数の和:770239440

約数の個数: 12

約数和(自身を含む): 43133408080

約数和(自身を除く): 21566704068

約数列:

[1, 2, 4, 7, 14, 28, 770239429, 1540478858, 3080957716, 5391676003, 10783352006, 21566704012]

約数ペア:

[(1, 21566704012), (2, 10783352006), (4, 5391676003), (7, 3080957716), (14, 1540478858), (28, 770239429)]