21080838

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{42331}}^1$

素因数の和:42419

約数の個数: 16

約数和(自身を含む): 42670656

約数和(自身を除く): 21589818

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 42331, 84662, 126993, 253986, 3513473, 7026946, 10540419, 21080838]

約数ペア:

[(1, 21080838), (2, 10540419), (3, 7026946), (6, 3513473), (83, 253986), (166, 126993), (249, 84662), (498, 42331)]