21091650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{140611}}^1$

素因数の和:140626

約数の個数: 24

約数和(自身を含む): 52307664

約数和(自身を除く): 31216014

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 140611, 281222, 421833, 703055, 843666, 1406110, 2109165, 3515275, 4218330, 7030550, 10545825, 21091650]

約数ペア:

[(1, 21091650), (2, 10545825), (3, 7030550), (5, 4218330), (6, 3515275), (10, 2109165), (15, 1406110), (25, 843666), (30, 703055), (50, 421833), (75, 281222), (150, 140611)]