21834085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1093

約数の個数: 32

約数和(自身を含む): 32965632

約数和(自身を除く): 11131547

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 1021, 1645, 3055, 4277, 5105, 7147, 13273, 21385, 35735, 47987, 66365, 92911, 239935, 335909, 464555, 623831, 1679545, 3119155, 4366817, 21834085]

約数ペア:

[(1, 21834085), (5, 4366817), (7, 3119155), (13, 1679545), (35, 623831), (47, 464555), (65, 335909), (91, 239935), (235, 92911), (329, 66365), (455, 47987), (611, 35735), (1021, 21385), (1645, 13273), (3055, 7147), (4277, 5105)]