21746732

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10939}}^1$

素因数の和:11021

約数の個数: 24

約数和(自身を含む): 44110080

約数和(自身を除く): 22363348

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 10939, 21878, 43756, 76573, 153146, 306292, 776669, 1553338, 3106676, 5436683, 10873366, 21746732]

約数ペア:

[(1, 21746732), (2, 10873366), (4, 5436683), (7, 3106676), (14, 1553338), (28, 776669), (71, 306292), (142, 153146), (284, 76573), (497, 43756), (994, 21878), (1988, 10939)]