21461418

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 51251616

約数和(自身を除く): 29790198

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 107, 198, 214, 321, 642, 963, 1013, 1177, 1926, 2026, 2354, 3039, 3531, 6078, 7062, 9117, 10593, 11143, 18234, 21186, 22286, 33429, 66858, 100287, 108391, 200574, 216782, 325173, 650346, 975519, 1192301, 1951038, 2384602, 3576903, 7153806, 10730709, 21461418]

約数ペア:

[(1, 21461418), (2, 10730709), (3, 7153806), (6, 3576903), (9, 2384602), (11, 1951038), (18, 1192301), (22, 975519), (33, 650346), (66, 325173), (99, 216782), (107, 200574), (198, 108391), (214, 100287), (321, 66858), (642, 33429), (963, 22286), (1013, 21186), (1177, 18234), (1926, 11143), (2026, 10593), (2354, 9117), (3039, 7062), (3531, 6078)]