21689343

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 35206080

約数和(自身を除く): 13516737

約数列:

[1, 3, 9, 13, 27, 39, 61, 117, 183, 351, 549, 793, 1013, 1647, 2379, 3039, 7137, 9117, 13169, 21411, 27351, 39507, 61793, 118521, 185379, 355563, 556137, 803309, 1668411, 2409927, 7229781, 21689343]

約数ペア:

[(1, 21689343), (3, 7229781), (9, 2409927), (13, 1668411), (27, 803309), (39, 556137), (61, 355563), (117, 185379), (183, 118521), (351, 61793), (549, 39507), (793, 27351), (1013, 21411), (1647, 13169), (2379, 9117), (3039, 7137)]