21000480776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1601623}}^1$

素因数の和:1601789

約数の個数: 32

約数和(自身を含む): 43243848000

約数和(自身を除く): 22243367224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1639, 3278, 6556, 13112, 1601623, 3203246, 6406492, 12812984, 17617853, 35235706, 70471412, 140942824, 238641827, 477283654, 954567308, 1909134616, 2625060097, 5250120194, 10500240388, 21000480776]

約数ペア:

[(1, 21000480776), (2, 10500240388), (4, 5250120194), (8, 2625060097), (11, 1909134616), (22, 954567308), (44, 477283654), (88, 238641827), (149, 140942824), (298, 70471412), (596, 35235706), (1192, 17617853), (1639, 12812984), (3278, 6406492), (6556, 3203246), (13112, 1601623)]