21144700

素因数分解:

$2^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{599}}^1$

素因数の和:966

約数の個数: 36

約数和(自身を含む): 46090800

約数和(自身を除く): 24946100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 353, 599, 706, 1198, 1412, 1765, 2396, 2995, 3530, 5990, 7060, 8825, 11980, 14975, 17650, 29950, 35300, 59900, 211447, 422894, 845788, 1057235, 2114470, 4228940, 5286175, 10572350, 21144700]

約数ペア:

[(1, 21144700), (2, 10572350), (4, 5286175), (5, 4228940), (10, 2114470), (20, 1057235), (25, 845788), (50, 422894), (100, 211447), (353, 59900), (599, 35300), (706, 29950), (1198, 17650), (1412, 14975), (1765, 11980), (2396, 8825), (2995, 7060), (3530, 5990)]