21167289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16447}}^1$

素因数の和:16477

約数の個数: 24

約数和(自身を含む): 35922432

約数和(自身を除く): 14755143

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 16447, 49341, 148023, 180917, 213811, 542751, 641433, 1628253, 1924299, 2351921, 7055763, 21167289]

約数ペア:

[(1, 21167289), (3, 7055763), (9, 2351921), (11, 1924299), (13, 1628253), (33, 641433), (39, 542751), (99, 213811), (117, 180917), (143, 148023), (429, 49341), (1287, 16447)]