21018138

素因数分解:

$2^1\times 3^1\times {\mathrm{239}}^1\times {\mathrm{14657}}^1$

素因数の和:14901

約数の個数: 16

約数和(自身を含む): 42215040

約数和(自身を除く): 21196902

約数列:

[1, 2, 3, 6, 239, 478, 717, 1434, 14657, 29314, 43971, 87942, 3503023, 7006046, 10509069, 21018138]

約数ペア:

[(1, 21018138), (2, 10509069), (3, 7006046), (6, 3503023), (239, 87942), (478, 43971), (717, 29314), (1434, 14657)]