21023367

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1361}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 29637120

約数和(自身を除く): 8613753

約数列:

[1, 3, 19, 57, 271, 813, 1361, 4083, 5149, 15447, 25859, 77577, 368831, 1106493, 7007789, 21023367]

約数ペア:

[(1, 21023367), (3, 7007789), (19, 1106493), (57, 368831), (271, 77577), (813, 25859), (1361, 15447), (4083, 5149)]