21568851416

素因数分解:

$2^3\times 7^1\times {\mathrm{385158061}}^1$

素因数の和:385158074

約数の個数: 16

約数和(自身を含む): 46218967440

約数和(自身を除く): 24650116024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 385158061, 770316122, 1540632244, 2696106427, 3081264488, 5392212854, 10784425708, 21568851416]

約数ペア:

[(1, 21568851416), (2, 10784425708), (4, 5392212854), (7, 3081264488), (8, 2696106427), (14, 1540632244), (28, 770316122), (56, 385158061)]