21930488

素因数分解:

$2^3\times {\mathrm{1171}}^1\times {\mathrm{2341}}^1$

素因数の和:3518

約数の個数: 16

約数和(自身を含む): 41172360

約数和(自身を除く): 19241872

約数列:

[1, 2, 4, 8, 1171, 2341, 2342, 4682, 4684, 9364, 9368, 18728, 2741311, 5482622, 10965244, 21930488]

約数ペア:

[(1, 21930488), (2, 10965244), (4, 5482622), (8, 2741311), (1171, 18728), (2341, 9368), (2342, 9364), (4682, 4684)]