21448207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2574

約数の個数: 16

約数和(自身を含む): 25240320

約数和(自身を除く): 3792113

約数列:

[1, 11, 19, 41, 209, 451, 779, 2503, 8569, 27533, 47557, 102623, 523127, 1128853, 1949837, 21448207]

約数ペア:

[(1, 21448207), (11, 1949837), (19, 1128853), (41, 523127), (209, 102623), (451, 47557), (779, 27533), (2503, 8569)]