21048636

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{35797}}^1$

素因数の和:35818

約数の個数: 36

約数和(自身を含む): 57133608

約数和(自身を除く): 36084972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 35797, 71594, 107391, 143188, 214782, 250579, 429564, 501158, 751737, 1002316, 1503474, 1754053, 3006948, 3508106, 5262159, 7016212, 10524318, 21048636]

約数ペア:

[(1, 21048636), (2, 10524318), (3, 7016212), (4, 5262159), (6, 3508106), (7, 3006948), (12, 1754053), (14, 1503474), (21, 1002316), (28, 751737), (42, 501158), (49, 429564), (84, 250579), (98, 214782), (147, 143188), (196, 107391), (294, 71594), (588, 35797)]