1921036221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{751}}^1\times {\mathrm{21863}}^1$

素因数の和:22633

約数の個数: 24

約数和(自身を含む): 2992394496

約数和(自身を除く): 1071358275

約数列:

[1, 3, 9, 13, 39, 117, 751, 2253, 6759, 9763, 21863, 29289, 65589, 87867, 196767, 284219, 852657, 2557971, 16419113, 49257339, 147772017, 213448469, 640345407, 1921036221]

約数ペア:

[(1, 1921036221), (3, 640345407), (9, 213448469), (13, 147772017), (39, 49257339), (117, 16419113), (751, 2557971), (2253, 852657), (6759, 284219), (9763, 196767), (21863, 87867), (29289, 65589)]