21856044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260191}}^1$

素因数の和:260205

約数の個数: 24

約数和(自身を含む): 58283008

約数和(自身を除く): 36426964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260191, 520382, 780573, 1040764, 1561146, 1821337, 3122292, 3642674, 5464011, 7285348, 10928022, 21856044]

約数ペア:

[(1, 21856044), (2, 10928022), (3, 7285348), (4, 5464011), (6, 3642674), (7, 3122292), (12, 1821337), (14, 1561146), (21, 1040764), (28, 780573), (42, 520382), (84, 260191)]