21131446206

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270915977}}^1$

素因数の和:270915995

約数の個数: 16

約数和(自身を含む): 45513884304

約数和(自身を除く): 24382438098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270915977, 541831954, 812747931, 1625495862, 3521907701, 7043815402, 10565723103, 21131446206]

約数ペア:

[(1, 21131446206), (2, 10565723103), (3, 7043815402), (6, 3521907701), (13, 1625495862), (26, 812747931), (39, 541831954), (78, 270915977)]