21089656

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22153}}^1$

素因数の和:22183

約数の個数: 32

約数和(自身を含む): 47852640

約数和(自身を除く): 26762984

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22153, 44306, 88612, 155071, 177224, 310142, 376601, 620284, 753202, 1240568, 1506404, 2636207, 3012808, 5272414, 10544828, 21089656]

約数ペア:

[(1, 21089656), (2, 10544828), (4, 5272414), (7, 3012808), (8, 2636207), (14, 1506404), (17, 1240568), (28, 753202), (34, 620284), (56, 376601), (68, 310142), (119, 177224), (136, 155071), (238, 88612), (476, 44306), (952, 22153)]