21178038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{839}}^1$

素因数の和:1452

約数の個数: 32

約数和(自身を含む): 48545280

約数和(自身を除く): 27367242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 601, 839, 1202, 1678, 1803, 2517, 3606, 4207, 5034, 5873, 8414, 11746, 12621, 17619, 25242, 35238, 504239, 1008478, 1512717, 3025434, 3529673, 7059346, 10589019, 21178038]

約数ペア:

[(1, 21178038), (2, 10589019), (3, 7059346), (6, 3529673), (7, 3025434), (14, 1512717), (21, 1008478), (42, 504239), (601, 35238), (839, 25242), (1202, 17619), (1678, 12621), (1803, 11746), (2517, 8414), (3606, 5873), (4207, 5034)]