21269730068

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{1871}}^1\times {\mathrm{26561}}^1$

素因数の和:28543

約数の個数: 24

約数和(自身を含む): 37591392384

約数和(自身を除く): 16321662316

約数列:

[1, 2, 4, 107, 214, 428, 1871, 3742, 7484, 26561, 53122, 106244, 200197, 400394, 800788, 2842027, 5684054, 11368108, 49695631, 99391262, 198782524, 5317432517, 10634865034, 21269730068]

約数ペア:

[(1, 21269730068), (2, 10634865034), (4, 5317432517), (107, 198782524), (214, 99391262), (428, 49695631), (1871, 11368108), (3742, 5684054), (7484, 2842027), (26561, 800788), (53122, 400394), (106244, 200197)]