21227466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6329}}^1$

素因数の和:6390

約数の個数: 32

約数和(自身を含む): 46791360

約数和(自身を除く): 25563894

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 6329, 12658, 18987, 37974, 82277, 164554, 246831, 272147, 493662, 544294, 816441, 1632882, 3537911, 7075822, 10613733, 21227466]

約数ペア:

[(1, 21227466), (2, 10613733), (3, 7075822), (6, 3537911), (13, 1632882), (26, 816441), (39, 544294), (43, 493662), (78, 272147), (86, 246831), (129, 164554), (258, 82277), (559, 37974), (1118, 18987), (1677, 12658), (3354, 6329)]