21090650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{60259}}^1$

素因数の和:60278

約数の個数: 24

約数和(自身を含む): 44833440

約数和(自身を除く): 23742790

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 60259, 120518, 301295, 421813, 602590, 843626, 1506475, 2109065, 3012950, 4218130, 10545325, 21090650]

約数ペア:

[(1, 21090650), (2, 10545325), (5, 4218130), (7, 3012950), (10, 2109065), (14, 1506475), (25, 843626), (35, 602590), (50, 421813), (70, 301295), (175, 120518), (350, 60259)]