21451192

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3719}}^1$

素因数の和:3835

約数の個数: 32

約数和(自身を含む): 46425600

約数和(自身を除く): 24974408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3719, 5768, 7438, 14876, 26033, 29752, 52066, 104132, 208264, 383057, 766114, 1532228, 2681399, 3064456, 5362798, 10725596, 21451192]

約数ペア:

[(1, 21451192), (2, 10725596), (4, 5362798), (7, 3064456), (8, 2681399), (14, 1532228), (28, 766114), (56, 383057), (103, 208264), (206, 104132), (412, 52066), (721, 29752), (824, 26033), (1442, 14876), (2884, 7438), (3719, 5768)]