21406600

素因数分解:

$2^3\times 5^2\times {\mathrm{107033}}^1$

素因数の和:107049

約数の個数: 24

約数和(自身を含む): 49770810

約数和(自身を除く): 28364210

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 107033, 214066, 428132, 535165, 856264, 1070330, 2140660, 2675825, 4281320, 5351650, 10703300, 21406600]

約数ペア:

[(1, 21406600), (2, 10703300), (4, 5351650), (5, 4281320), (8, 2675825), (10, 2140660), (20, 1070330), (25, 856264), (40, 535165), (50, 428132), (100, 214066), (200, 107033)]