21228302

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{4261}}^1$

素因数の和:4363

約数の個数: 16

約数和(自身を含む): 33141312

約数和(自身を除く): 11913010

約数列:

[1, 2, 47, 53, 94, 106, 2491, 4261, 4982, 8522, 200267, 225833, 400534, 451666, 10614151, 21228302]

約数ペア:

[(1, 21228302), (2, 10614151), (47, 451666), (53, 400534), (94, 225833), (106, 200267), (2491, 8522), (4261, 4982)]