21079714

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{2243}}^1$

素因数の和:2409

約数の個数: 16

約数和(自身を含む): 32744448

約数和(自身を除く): 11664734

約数列:

[1, 2, 37, 74, 127, 254, 2243, 4486, 4699, 9398, 82991, 165982, 284861, 569722, 10539857, 21079714]

約数ペア:

[(1, 21079714), (2, 10539857), (37, 569722), (74, 284861), (127, 165982), (254, 82991), (2243, 9398), (4486, 4699)]