21563168

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{5569}}^1$

素因数の和:5601

約数の個数: 36

約数和(自身を含む): 46671030

約数和(自身を除く): 25107862

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 5569, 11138, 22276, 44552, 61259, 89104, 122518, 178208, 245036, 490072, 673849, 980144, 1347698, 1960288, 2695396, 5390792, 10781584, 21563168]

約数ペア:

[(1, 21563168), (2, 10781584), (4, 5390792), (8, 2695396), (11, 1960288), (16, 1347698), (22, 980144), (32, 673849), (44, 490072), (88, 245036), (121, 178208), (176, 122518), (242, 89104), (352, 61259), (484, 44552), (968, 22276), (1936, 11138), (3872, 5569)]