21731397

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:700

約数の個数: 16

約数和(自身を含む): 29520000

約数和(自身を除く): 7788603

約数列:

[1, 3, 89, 199, 267, 409, 597, 1227, 17711, 36401, 53133, 81391, 109203, 244173, 7243799, 21731397]

約数ペア:

[(1, 21731397), (3, 7243799), (89, 244173), (199, 109203), (267, 81391), (409, 53133), (597, 36401), (1227, 17711)]