21470448

素因数分解:

$2^4\times 3^1\times {\mathrm{491}}^1\times {\mathrm{911}}^1$

素因数の和:1413

約数の個数: 40

約数和(自身を含む): 55639296

約数和(自身を除く): 34168848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 491, 911, 982, 1473, 1822, 1964, 2733, 2946, 3644, 3928, 5466, 5892, 7288, 7856, 10932, 11784, 14576, 21864, 23568, 43728, 447301, 894602, 1341903, 1789204, 2683806, 3578408, 5367612, 7156816, 10735224, 21470448]

約数ペア:

[(1, 21470448), (2, 10735224), (3, 7156816), (4, 5367612), (6, 3578408), (8, 2683806), (12, 1789204), (16, 1341903), (24, 894602), (48, 447301), (491, 43728), (911, 23568), (982, 21864), (1473, 14576), (1822, 11784), (1964, 10932), (2733, 7856), (2946, 7288), (3644, 5892), (3928, 5466)]