2159553

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2156

約数の個数: 16

約数和(自身を含む): 3244032

約数和(自身を除く): 1084479

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 2111, 6333, 23221, 65441, 69663, 196323, 719851, 2159553]

約数ペア:

[(1, 2159553), (3, 719851), (11, 196323), (31, 69663), (33, 65441), (93, 23221), (341, 6333), (1023, 2111)]