21929510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{75619}}^1$

素因数の和:75655

約数の個数: 16

約数和(自身を含む): 40834800

約数和(自身を除く): 18905290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 75619, 151238, 378095, 756190, 2192951, 4385902, 10964755, 21929510]

約数ペア:

[(1, 21929510), (2, 10964755), (5, 4385902), (10, 2192951), (29, 756190), (58, 378095), (145, 151238), (290, 75619)]