21767889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{50741}}^1$

素因数の和:50768

約数の個数: 16

約数和(自身を含む): 34098624

約数和(自身を除く): 12330735

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 50741, 152223, 558151, 659633, 1674453, 1978899, 7255963, 21767889]

約数ペア:

[(1, 21767889), (3, 7255963), (11, 1978899), (13, 1674453), (33, 659633), (39, 558151), (143, 152223), (429, 50741)]