21000948036

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{10736681}}^1$

素因数の和:10736851

約数の個数: 24

約数和(自身を含む): 49302843744

約数和(自身を除く): 28301895708

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 10736681, 21473362, 32210043, 42946724, 64420086, 128840172, 1750079003, 3500158006, 5250237009, 7000316012, 10500474018, 21000948036]

約数ペア:

[(1, 21000948036), (2, 10500474018), (3, 7000316012), (4, 5250237009), (6, 3500158006), (12, 1750079003), (163, 128840172), (326, 64420086), (489, 42946724), (652, 32210043), (978, 21473362), (1956, 10736681)]