21055593

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2713}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 30396800

約数和(自身を除く): 9341207

約数列:

[1, 3, 13, 39, 199, 597, 2587, 2713, 7761, 8139, 35269, 105807, 539887, 1619661, 7018531, 21055593]

約数ペア:

[(1, 21055593), (3, 7018531), (13, 1619661), (39, 539887), (199, 105807), (597, 35269), (2587, 8139), (2713, 7761)]