21167357967

素因数分解:

$3^5\times 7^1\times {\mathrm{199}}^1\times {\mathrm{62533}}^1$

素因数の和:62754

約数の個数: 48

約数和(自身を含む): 36419801600

約数和(自身を除く): 15252443633

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 199, 243, 567, 597, 1393, 1701, 1791, 4179, 5373, 12537, 16119, 37611, 48357, 62533, 112833, 187599, 338499, 437731, 562797, 1313193, 1688391, 3939579, 5065173, 11818737, 12444067, 15195519, 35456211, 37332201, 87108469, 106368633, 111996603, 261325407, 335989809, 783976221, 1007969427, 2351928663, 3023908281, 7055785989, 21167357967]

約数ペア:

[(1, 21167357967), (3, 7055785989), (7, 3023908281), (9, 2351928663), (21, 1007969427), (27, 783976221), (63, 335989809), (81, 261325407), (189, 111996603), (199, 106368633), (243, 87108469), (567, 37332201), (597, 35456211), (1393, 15195519), (1701, 12444067), (1791, 11818737), (4179, 5065173), (5373, 3939579), (12537, 1688391), (16119, 1313193), (37611, 562797), (48357, 437731), (62533, 338499), (112833, 187599)]