21429124892

素因数分解:

$2^2\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1064431}}^1$

素因数の和:1065161

約数の個数: 24

約数和(自身を含む): 42917898240

約数和(自身を除く): 21488773348

約数列:

[1, 2, 4, 7, 14, 28, 719, 1438, 2876, 5033, 10066, 20132, 1064431, 2128862, 4257724, 7451017, 14902034, 29804068, 765325889, 1530651778, 3061303556, 5357281223, 10714562446, 21429124892]

約数ペア:

[(1, 21429124892), (2, 10714562446), (4, 5357281223), (7, 3061303556), (14, 1530651778), (28, 765325889), (719, 29804068), (1438, 14902034), (2876, 7451017), (5033, 4257724), (10066, 2128862), (20132, 1064431)]