21560206754

素因数分解:

$2^1\times {\mathrm{73}}^2\times {\mathrm{997}}^1\times {\mathrm{2029}}^1$

素因数の和:3174

約数の個数: 24

約数和(自身を含む): 32838461460

約数和(自身を除く): 11278254706

約数列:

[1, 2, 73, 146, 997, 1994, 2029, 4058, 5329, 10658, 72781, 145562, 148117, 296234, 2022913, 4045826, 5313013, 10626026, 10812541, 21625082, 147672649, 295345298, 10780103377, 21560206754]

約数ペア:

[(1, 21560206754), (2, 10780103377), (73, 295345298), (146, 147672649), (997, 21625082), (1994, 10812541), (2029, 10626026), (4058, 5313013), (5329, 4045826), (10658, 2022913), (72781, 296234), (145562, 148117)]