2021036810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293329}}^1$

素因数の和:293402

約数の個数: 32

約数和(自身を含む): 3991634640

約数和(自身を除く): 1970597830

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 293329, 586658, 1466645, 2933290, 3813277, 7626554, 15546437, 19066385, 31092874, 38132770, 77732185, 155464370, 202103681, 404207362, 1010518405, 2021036810]

約数ペア:

[(1, 2021036810), (2, 1010518405), (5, 404207362), (10, 202103681), (13, 155464370), (26, 77732185), (53, 38132770), (65, 31092874), (106, 19066385), (130, 15546437), (265, 7626554), (530, 3813277), (689, 2933290), (1378, 1466645), (3445, 586658), (6890, 293329)]