21438032

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17401}}^1$

素因数の和:17427

約数の個数: 40

約数和(自身を含む): 51788352

約数和(自身を除く): 30350320

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17401, 34802, 69604, 121807, 139208, 191411, 243614, 278416, 382822, 487228, 765644, 974456, 1339877, 1531288, 1948912, 2679754, 3062576, 5359508, 10719016, 21438032]

約数ペア:

[(1, 21438032), (2, 10719016), (4, 5359508), (7, 3062576), (8, 2679754), (11, 1948912), (14, 1531288), (16, 1339877), (22, 974456), (28, 765644), (44, 487228), (56, 382822), (77, 278416), (88, 243614), (112, 191411), (154, 139208), (176, 121807), (308, 69604), (616, 34802), (1232, 17401)]