21806610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103841}}^1$

素因数の和:103858

約数の個数: 32

約数和(自身を含む): 59812992

約数和(自身を除く): 38006382

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 103841, 207682, 311523, 519205, 623046, 726887, 1038410, 1453774, 1557615, 2180661, 3115230, 3634435, 4361322, 7268870, 10903305, 21806610]

約数ペア:

[(1, 21806610), (2, 10903305), (3, 7268870), (5, 4361322), (6, 3634435), (7, 3115230), (10, 2180661), (14, 1557615), (15, 1453774), (21, 1038410), (30, 726887), (35, 623046), (42, 519205), (70, 311523), (105, 207682), (210, 103841)]