21739446

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{12451}}^1$

素因数の和:12556

約数の個数: 24

約数和(自身を含む): 47591544

約数和(自身を除く): 25852098

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 12451, 24902, 37353, 74706, 112059, 224118, 1207747, 2415494, 3623241, 7246482, 10869723, 21739446]

約数ペア:

[(1, 21739446), (2, 10869723), (3, 7246482), (6, 3623241), (9, 2415494), (18, 1207747), (97, 224118), (194, 112059), (291, 74706), (582, 37353), (873, 24902), (1746, 12451)]