21606350

素因数分解:

$2^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{2239}}^1$

素因数の和:2444

約数の個数: 24

約数和(自身を含む): 40414080

約数和(自身を除く): 18807730

約数列:

[1, 2, 5, 10, 25, 50, 193, 386, 965, 1930, 2239, 4478, 4825, 9650, 11195, 22390, 55975, 111950, 432127, 864254, 2160635, 4321270, 10803175, 21606350]

約数ペア:

[(1, 21606350), (2, 10803175), (5, 4321270), (10, 2160635), (25, 864254), (50, 432127), (193, 111950), (386, 55975), (965, 22390), (1930, 11195), (2239, 9650), (4478, 4825)]