21491609902

素因数分解:

$2^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{701}}^1\times {\mathrm{3313}}^1$

素因数の和:4684

約数の個数: 32

約数和(自身を含む): 36962288064

約数和(自身を除く): 15470678162

約数列:

[1, 2, 7, 14, 661, 701, 1322, 1402, 3313, 4627, 4907, 6626, 9254, 9814, 23191, 46382, 463361, 926722, 2189893, 2322413, 3243527, 4379786, 4644826, 6487054, 15329251, 16256891, 30658502, 32513782, 1535114993, 3070229986, 10745804951, 21491609902]

約数ペア:

[(1, 21491609902), (2, 10745804951), (7, 3070229986), (14, 1535114993), (661, 32513782), (701, 30658502), (1322, 16256891), (1402, 15329251), (3313, 6487054), (4627, 4644826), (4907, 4379786), (6626, 3243527), (9254, 2322413), (9814, 2189893), (23191, 926722), (46382, 463361)]