21383384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5651}}^1$

素因数の和:5711

約数の個数: 32

約数和(自身を含む): 44763840

約数和(自身を除く): 23380456

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5651, 11302, 22604, 45208, 62161, 124322, 242993, 248644, 485986, 497288, 971972, 1943944, 2672923, 5345846, 10691692, 21383384]

約数ペア:

[(1, 21383384), (2, 10691692), (4, 5345846), (8, 2672923), (11, 1943944), (22, 971972), (43, 497288), (44, 485986), (86, 248644), (88, 242993), (172, 124322), (344, 62161), (473, 45208), (946, 22604), (1892, 11302), (3784, 5651)]