21969540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{122053}}^1$

素因数の和:122068

約数の個数: 36

約数和(自身を含む): 66641484

約数和(自身を除く): 44671944

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 122053, 244106, 366159, 488212, 610265, 732318, 1098477, 1220530, 1464636, 1830795, 2196954, 2441060, 3661590, 4393908, 5492385, 7323180, 10984770, 21969540]

約数ペア:

[(1, 21969540), (2, 10984770), (3, 7323180), (4, 5492385), (5, 4393908), (6, 3661590), (9, 2441060), (10, 2196954), (12, 1830795), (15, 1464636), (18, 1220530), (20, 1098477), (30, 732318), (36, 610265), (45, 488212), (60, 366159), (90, 244106), (180, 122053)]