21419222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13337}}^1$

素因数の和:13423

約数の個数: 16

約数和(自身を含む): 35532432

約数和(自身を除く): 14113210

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13337, 26674, 146707, 293414, 973601, 1947202, 10709611, 21419222]

約数ペア:

[(1, 21419222), (2, 10709611), (11, 1947202), (22, 973601), (73, 293414), (146, 146707), (803, 26674), (1606, 13337)]