21829149

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{21851}}^1$

素因数の和:21897

約数の個数: 16

約数和(自身を含む): 33215040

約数和(自身を除く): 11385891

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 21851, 65553, 196659, 589977, 808487, 2425461, 7276383, 21829149]

約数ペア:

[(1, 21829149), (3, 7276383), (9, 2425461), (27, 808487), (37, 589977), (111, 196659), (333, 65553), (999, 21851)]