21544076

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{673}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 38725344

約数和(自身を除く): 17181268

約数列:

[1, 2, 4, 53, 106, 151, 212, 302, 604, 673, 1346, 2692, 8003, 16006, 32012, 35669, 71338, 101623, 142676, 203246, 406492, 5386019, 10772038, 21544076]

約数ペア:

[(1, 21544076), (2, 10772038), (4, 5386019), (53, 406492), (106, 203246), (151, 142676), (212, 101623), (302, 71338), (604, 35669), (673, 32012), (1346, 16006), (2692, 8003)]