21948628905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3667273}}^1$

素因数の和:3667310

約数の個数: 48

約数和(自身を含む): 45767579520

約数和(自身を除く): 23818950615

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 3667273, 11001819, 18336365, 25670911, 33005457, 55009095, 69678187, 77012733, 128354555, 165027285, 209034561, 231038199, 348390935, 385063665, 487747309, 627103683, 1045172805, 1155190995, 1463241927, 2438736545, 3135518415, 4389725781, 7316209635, 21948628905]

約数ペア:

[(1, 21948628905), (3, 7316209635), (5, 4389725781), (7, 3135518415), (9, 2438736545), (15, 1463241927), (19, 1155190995), (21, 1045172805), (35, 627103683), (45, 487747309), (57, 385063665), (63, 348390935), (95, 231038199), (105, 209034561), (133, 165027285), (171, 128354555), (285, 77012733), (315, 69678187), (399, 55009095), (665, 33005457), (855, 25670911), (1197, 18336365), (1995, 11001819), (5985, 3667273)]