21134531709

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1398619}}^1$

素因数の和:1398721

約数の個数: 24

約数和(自身を含む): 32291338560

約数和(自身を除く): 11156806851

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 1679, 5037, 15111, 1398619, 4195857, 12587571, 32168237, 96504711, 102099187, 289514133, 306297561, 918892683, 2348281301, 7044843903, 21134531709]

約数ペア:

[(1, 21134531709), (3, 7044843903), (9, 2348281301), (23, 918892683), (69, 306297561), (73, 289514133), (207, 102099187), (219, 96504711), (657, 32168237), (1679, 12587571), (5037, 4195857), (15111, 1398619)]