21299342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1913}}^1$

素因数の和:2227

約数の個数: 16

約数和(自身を含む): 33762960

約数和(自身を除く): 12463618

約数列:

[1, 2, 19, 38, 293, 586, 1913, 3826, 5567, 11134, 36347, 72694, 560509, 1121018, 10649671, 21299342]

約数ペア:

[(1, 21299342), (2, 10649671), (19, 1121018), (38, 560509), (293, 72694), (586, 36347), (1913, 11134), (3826, 5567)]