21601300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30859}}^1$

素因数の和:30880

約数の個数: 36

約数和(自身を含む): 53572960

約数和(自身を除く): 31971660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30859, 61718, 123436, 154295, 216013, 308590, 432026, 617180, 771475, 864052, 1080065, 1542950, 2160130, 3085900, 4320260, 5400325, 10800650, 21601300]

約数ペア:

[(1, 21601300), (2, 10800650), (4, 5400325), (5, 4320260), (7, 3085900), (10, 2160130), (14, 1542950), (20, 1080065), (25, 864052), (28, 771475), (35, 617180), (50, 432026), (70, 308590), (100, 216013), (140, 154295), (175, 123436), (350, 61718), (700, 30859)]