21104586723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1\times {\mathrm{6653}}^1$

素因数の和:7755

約数の個数: 32

約数和(自身を含む): 31050012672

約数和(自身を除く): 9945425949

約数列:

[1, 3, 11, 33, 97, 291, 991, 1067, 2973, 3201, 6653, 10901, 19959, 32703, 73183, 96127, 219549, 288381, 645341, 1057397, 1936023, 3172191, 6593123, 7098751, 19779369, 21296253, 72524353, 217573059, 639532931, 1918598793, 7034862241, 21104586723]

約数ペア:

[(1, 21104586723), (3, 7034862241), (11, 1918598793), (33, 639532931), (97, 217573059), (291, 72524353), (991, 21296253), (1067, 19779369), (2973, 7098751), (3201, 6593123), (6653, 3172191), (10901, 1936023), (19959, 1057397), (32703, 645341), (73183, 288381), (96127, 219549)]