21379000

素因数分解:

$2^3\times 5^3\times {\mathrm{21379}}^1$

素因数の和:21400

約数の個数: 32

約数和(自身を含む): 50029200

約数和(自身を除く): 28650200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 21379, 42758, 85516, 106895, 171032, 213790, 427580, 534475, 855160, 1068950, 2137900, 2672375, 4275800, 5344750, 10689500, 21379000]

約数ペア:

[(1, 21379000), (2, 10689500), (4, 5344750), (5, 4275800), (8, 2672375), (10, 2137900), (20, 1068950), (25, 855160), (40, 534475), (50, 427580), (100, 213790), (125, 171032), (200, 106895), (250, 85516), (500, 42758), (1000, 21379)]