21060396

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11939}}^1$

素因数の和:11963

約数の個数: 54

約数和(自身を含む): 61932780

約数和(自身を除く): 40872384

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11939, 23878, 35817, 47756, 71634, 83573, 107451, 143268, 167146, 214902, 250719, 334292, 429804, 501438, 585011, 752157, 1002876, 1170022, 1504314, 1755033, 2340044, 3008628, 3510066, 5265099, 7020132, 10530198, 21060396]

約数ペア:

[(1, 21060396), (2, 10530198), (3, 7020132), (4, 5265099), (6, 3510066), (7, 3008628), (9, 2340044), (12, 1755033), (14, 1504314), (18, 1170022), (21, 1002876), (28, 752157), (36, 585011), (42, 501438), (49, 429804), (63, 334292), (84, 250719), (98, 214902), (126, 167146), (147, 143268), (196, 107451), (252, 83573), (294, 71634), (441, 47756), (588, 35817), (882, 23878), (1764, 11939)]