21025606

素因数分解:

$2^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2939}}^1$

素因数の和:3028

約数の個数: 24

約数和(自身を含む): 37202760

約数和(自身を除く): 16177154

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 511, 1022, 2939, 3577, 5878, 7154, 20573, 41146, 144011, 214547, 288022, 429094, 1501829, 3003658, 10512803, 21025606]

約数ペア:

[(1, 21025606), (2, 10512803), (7, 3003658), (14, 1501829), (49, 429094), (73, 288022), (98, 214547), (146, 144011), (511, 41146), (1022, 20573), (2939, 7154), (3577, 5878)]