21049350608

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9199891}}^1$

素因数の和:9199923

約数の個数: 40

約数和(自身を含む): 47913037536

約数和(自身を除く): 26863686928

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9199891, 18399782, 36799564, 73599128, 101198801, 119598583, 147198256, 202397602, 239197166, 404795204, 478394332, 809590408, 956788664, 1315584413, 1619180816, 1913577328, 2631168826, 5262337652, 10524675304, 21049350608]

約数ペア:

[(1, 21049350608), (2, 10524675304), (4, 5262337652), (8, 2631168826), (11, 1913577328), (13, 1619180816), (16, 1315584413), (22, 956788664), (26, 809590408), (44, 478394332), (52, 404795204), (88, 239197166), (104, 202397602), (143, 147198256), (176, 119598583), (208, 101198801), (286, 73599128), (572, 36799564), (1144, 18399782), (2288, 9199891)]