21147841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3607}}^1$

素因数の和:3672

約数の個数: 16

約数和(自身を含む): 25458048

約数和(自身を除く): 4310207

約数列:

[1, 11, 13, 41, 143, 451, 533, 3607, 5863, 39677, 46891, 147887, 515801, 1626757, 1922531, 21147841]

約数ペア:

[(1, 21147841), (11, 1922531), (13, 1626757), (41, 515801), (143, 147887), (451, 46891), (533, 39677), (3607, 5863)]