21445644

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4391}}^1$

素因数の和:4446

約数の個数: 48

約数和(自身を含む): 56077056

約数和(自身を除く): 34631412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 37, 44, 66, 74, 111, 132, 148, 222, 407, 444, 814, 1221, 1628, 2442, 4391, 4884, 8782, 13173, 17564, 26346, 48301, 52692, 96602, 144903, 162467, 193204, 289806, 324934, 487401, 579612, 649868, 974802, 1787137, 1949604, 3574274, 5361411, 7148548, 10722822, 21445644]

約数ペア:

[(1, 21445644), (2, 10722822), (3, 7148548), (4, 5361411), (6, 3574274), (11, 1949604), (12, 1787137), (22, 974802), (33, 649868), (37, 579612), (44, 487401), (66, 324934), (74, 289806), (111, 193204), (132, 162467), (148, 144903), (222, 96602), (407, 52692), (444, 48301), (814, 26346), (1221, 17564), (1628, 13173), (2442, 8782), (4391, 4884)]