20220165

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21397}}^1$

素因数の和:21418

約数の個数: 32

約数和(自身を含む): 41084160

約数和(自身を除く): 20863995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21397, 64191, 106985, 149779, 192573, 320955, 449337, 577719, 748895, 962865, 1348011, 2246685, 2888595, 4044033, 6740055, 20220165]

約数ペア:

[(1, 20220165), (3, 6740055), (5, 4044033), (7, 2888595), (9, 2246685), (15, 1348011), (21, 962865), (27, 748895), (35, 577719), (45, 449337), (63, 320955), (105, 192573), (135, 149779), (189, 106985), (315, 64191), (945, 21397)]