21730494

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{49613}}^1$

素因数の和:49691

約数の個数: 16

約数和(自身を含む): 44057232

約数和(自身を除く): 22326738

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 49613, 99226, 148839, 297678, 3621749, 7243498, 10865247, 21730494]

約数ペア:

[(1, 21730494), (2, 10865247), (3, 7243498), (6, 3621749), (73, 297678), (146, 148839), (219, 99226), (438, 49613)]