21886124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13577}}^1$

素因数の和:13625

約数の個数: 24

約数和(自身を含む): 42580608

約数和(自身を除く): 20694484

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 13577, 27154, 54308, 176501, 353002, 420887, 706004, 841774, 1683548, 5471531, 10943062, 21886124]

約数ペア:

[(1, 21886124), (2, 10943062), (4, 5471531), (13, 1683548), (26, 841774), (31, 706004), (52, 420887), (62, 353002), (124, 176501), (403, 54308), (806, 27154), (1612, 13577)]