21606990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37907}}^1$

素因数の和:37936

約数の個数: 32

約数和(自身を含む): 54587520

約数和(自身を除く): 32980530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37907, 75814, 113721, 189535, 227442, 379070, 568605, 720233, 1137210, 1440466, 2160699, 3601165, 4321398, 7202330, 10803495, 21606990]

約数ペア:

[(1, 21606990), (2, 10803495), (3, 7202330), (5, 4321398), (6, 3601165), (10, 2160699), (15, 1440466), (19, 1137210), (30, 720233), (38, 568605), (57, 379070), (95, 227442), (114, 189535), (190, 113721), (285, 75814), (570, 37907)]