21711650

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{9239}}^1$

素因数の和:9298

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 19535710

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 9239, 18478, 46195, 92390, 230975, 434233, 461950, 868466, 2171165, 4342330, 10855825, 21711650]

約数ペア:

[(1, 21711650), (2, 10855825), (5, 4342330), (10, 2171165), (25, 868466), (47, 461950), (50, 434233), (94, 230975), (235, 92390), (470, 46195), (1175, 18478), (2350, 9239)]