21060693729

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{8647}}^1\times {\mathrm{15919}}^1$

素因数の和:24589

約数の個数: 24

約数和(自身を含む): 32216221440

約数和(自身を除く): 11155527711

約数列:

[1, 3, 9, 17, 51, 153, 8647, 15919, 25941, 47757, 77823, 143271, 146999, 270623, 440997, 811869, 1322991, 2435607, 137651593, 412954779, 1238864337, 2340077081, 7020231243, 21060693729]

約数ペア:

[(1, 21060693729), (3, 7020231243), (9, 2340077081), (17, 1238864337), (51, 412954779), (153, 137651593), (8647, 2435607), (15919, 1322991), (25941, 811869), (47757, 440997), (77823, 270623), (143271, 146999)]