21452228

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{911}}^1$

素因数の和:980

約数の個数: 36

約数和(自身を含む): 44483712

約数和(自身を除く): 23031484

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 841, 911, 1682, 1822, 3364, 3644, 5887, 6377, 11774, 12754, 23548, 25508, 26419, 52838, 105676, 184933, 369866, 739732, 766151, 1532302, 3064604, 5363057, 10726114, 21452228]

約数ペア:

[(1, 21452228), (2, 10726114), (4, 5363057), (7, 3064604), (14, 1532302), (28, 766151), (29, 739732), (58, 369866), (116, 184933), (203, 105676), (406, 52838), (812, 26419), (841, 25508), (911, 23548), (1682, 12754), (1822, 11774), (3364, 6377), (3644, 5887)]