21000687192

素因数分解:

$2^3\times 3^2\times {\mathrm{291676211}}^1$

素因数の和:291676223

約数の個数: 24

約数和(自身を含む): 56876861340

約数和(自身を除く): 35876174148

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291676211, 583352422, 875028633, 1166704844, 1750057266, 2333409688, 2625085899, 3500114532, 5250171798, 7000229064, 10500343596, 21000687192]

約数ペア:

[(1, 21000687192), (2, 10500343596), (3, 7000229064), (4, 5250171798), (6, 3500114532), (8, 2625085899), (9, 2333409688), (12, 1750057266), (18, 1166704844), (24, 875028633), (36, 583352422), (72, 291676211)]