2142945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{6803}}^1$

素因数の和:6821

約数の個数: 24

約数和(自身を含む): 4245696

約数和(自身を除く): 2102751

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 6803, 20409, 34015, 47621, 61227, 102045, 142863, 238105, 306135, 428589, 714315, 2142945]

約数ペア:

[(1, 2142945), (3, 714315), (5, 428589), (7, 306135), (9, 238105), (15, 142863), (21, 102045), (35, 61227), (45, 47621), (63, 34015), (105, 20409), (315, 6803)]