21706468

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{14627}}^1$

素因数の和:14691

約数の個数: 24

約数和(自身を含む): 44235072

約数和(自身を除く): 22528604

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 14627, 29254, 58508, 102389, 204778, 409556, 775231, 1550462, 3100924, 5426617, 10853234, 21706468]

約数ペア:

[(1, 21706468), (2, 10853234), (4, 5426617), (7, 3100924), (14, 1550462), (28, 775231), (53, 409556), (106, 204778), (212, 102389), (371, 58508), (742, 29254), (1484, 14627)]