21552636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256579}}^1$

素因数の和:256593

約数の個数: 24

約数和(自身を含む): 57473920

約数和(自身を除く): 35921284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256579, 513158, 769737, 1026316, 1539474, 1796053, 3078948, 3592106, 5388159, 7184212, 10776318, 21552636]

約数ペア:

[(1, 21552636), (2, 10776318), (3, 7184212), (4, 5388159), (6, 3592106), (7, 3078948), (12, 1796053), (14, 1539474), (21, 1026316), (28, 769737), (42, 513158), (84, 256579)]