21253146

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{42677}}^1$

素因数の和:42765

約数の個数: 16

約数和(自身を含む): 43019424

約数和(自身を除く): 21766278

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 42677, 85354, 128031, 256062, 3542191, 7084382, 10626573, 21253146]

約数ペア:

[(1, 21253146), (2, 10626573), (3, 7084382), (6, 3542191), (83, 256062), (166, 128031), (249, 85354), (498, 42677)]