21032808

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51551}}^1$

素因数の和:51577

約数の個数: 32

約数和(自身を含む): 55676160

約数和(自身を除く): 34643352

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51551, 103102, 154653, 206204, 309306, 412408, 618612, 876367, 1237224, 1752734, 2629101, 3505468, 5258202, 7010936, 10516404, 21032808]

約数ペア:

[(1, 21032808), (2, 10516404), (3, 7010936), (4, 5258202), (6, 3505468), (8, 2629101), (12, 1752734), (17, 1237224), (24, 876367), (34, 618612), (51, 412408), (68, 309306), (102, 206204), (136, 154653), (204, 103102), (408, 51551)]