21388043519

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{937}}^1\times {\mathrm{4157}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 23947252560

約数和(自身を除く): 2559209041

約数列:

[1, 17, 19, 289, 323, 937, 4157, 5491, 15929, 17803, 70669, 78983, 270793, 302651, 1201373, 1342711, 3895109, 5145067, 22826087, 66216853, 74007071, 1125686501, 1258120207, 21388043519]

約数ペア:

[(1, 21388043519), (17, 1258120207), (19, 1125686501), (289, 74007071), (323, 66216853), (937, 22826087), (4157, 5145067), (5491, 3895109), (15929, 1342711), (17803, 1201373), (70669, 302651), (78983, 270793)]