21672794

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{83}}^2$

素因数の和:203

約数の個数: 36

約数和(自身を含む): 38951178

約数和(自身を除く): 17278384

約数列:

[1, 2, 11, 13, 22, 26, 83, 121, 143, 166, 242, 286, 913, 1079, 1573, 1826, 2158, 3146, 6889, 10043, 11869, 13778, 20086, 23738, 75779, 89557, 130559, 151558, 179114, 261118, 833569, 985127, 1667138, 1970254, 10836397, 21672794]

約数ペア:

[(1, 21672794), (2, 10836397), (11, 1970254), (13, 1667138), (22, 985127), (26, 833569), (83, 261118), (121, 179114), (143, 151558), (166, 130559), (242, 89557), (286, 75779), (913, 23738), (1079, 20086), (1573, 13778), (1826, 11869), (2158, 10043), (3146, 6889)]