21000895529

素因数分解:

${\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1361}}^1\times {\mathrm{7187}}^1$

素因数の和:8680

約数の個数: 16

約数和(自身を含む): 22321327680

約数和(自身を除く): 1320432151

約数列:

[1, 19, 113, 1361, 2147, 7187, 25859, 136553, 153793, 812131, 2922067, 9781507, 15430489, 185848633, 1105310291, 21000895529]

約数ペア:

[(1, 21000895529), (19, 1105310291), (113, 185848633), (1361, 15430489), (2147, 9781507), (7187, 2922067), (25859, 812131), (136553, 153793)]