21721442

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{4021}}^1$

素因数の和:4133

約数の個数: 16

約数和(自身を含む): 33929592

約数和(自身を除く): 12208150

約数列:

[1, 2, 37, 73, 74, 146, 2701, 4021, 5402, 8042, 148777, 293533, 297554, 587066, 10860721, 21721442]

約数ペア:

[(1, 21721442), (2, 10860721), (37, 587066), (73, 297554), (74, 293533), (146, 148777), (2701, 8042), (4021, 5402)]