21108594

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15919}}^1$

素因数の和:15954

約数の個数: 32

約数和(自身を含む): 48142080

約数和(自身を除く): 27033486

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15919, 31838, 47757, 95514, 206947, 270623, 413894, 541246, 620841, 811869, 1241682, 1623738, 3518099, 7036198, 10554297, 21108594]

約数ペア:

[(1, 21108594), (2, 10554297), (3, 7036198), (6, 3518099), (13, 1623738), (17, 1241682), (26, 811869), (34, 620841), (39, 541246), (51, 413894), (78, 270623), (102, 206947), (221, 95514), (442, 47757), (663, 31838), (1326, 15919)]