21140098

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{1103}}^1$

素因数の和:1186

約数の個数: 24

約数和(自身を含む): 37279872

約数和(自身を除く): 16139774

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1103, 1369, 2206, 2738, 7721, 9583, 15442, 19166, 40811, 81622, 285677, 571354, 1510007, 3020014, 10570049, 21140098]

約数ペア:

[(1, 21140098), (2, 10570049), (7, 3020014), (14, 1510007), (37, 571354), (74, 285677), (259, 81622), (518, 40811), (1103, 19166), (1369, 15442), (2206, 9583), (2738, 7721)]