21843892

素因数分解:

$2^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{1129}}^1$

素因数の和:1831

約数の個数: 24

約数和(自身を含む): 43789760

約数和(自身を除く): 21945868

約数列:

[1, 2, 4, 7, 14, 28, 691, 1129, 1382, 2258, 2764, 4516, 4837, 7903, 9674, 15806, 19348, 31612, 780139, 1560278, 3120556, 5460973, 10921946, 21843892]

約数ペア:

[(1, 21843892), (2, 10921946), (4, 5460973), (7, 3120556), (14, 1560278), (28, 780139), (691, 31612), (1129, 19348), (1382, 15806), (2258, 9674), (2764, 7903), (4516, 4837)]