21164968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10457}}^1$

素因数の和:10497

約数の個数: 32

約数和(自身を含む): 45178560

約数和(自身を除く): 24013592

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 10457, 20914, 41828, 83656, 115027, 230054, 240511, 460108, 481022, 920216, 962044, 1924088, 2645621, 5291242, 10582484, 21164968]

約数ペア:

[(1, 21164968), (2, 10582484), (4, 5291242), (8, 2645621), (11, 1924088), (22, 962044), (23, 920216), (44, 481022), (46, 460108), (88, 240511), (92, 230054), (184, 115027), (253, 83656), (506, 41828), (1012, 20914), (2024, 10457)]