21679504

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17597}}^1$

素因数の和:17623

約数の個数: 40

約数和(自身を含む): 52371648

約数和(自身を除く): 30692144

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17597, 35194, 70388, 123179, 140776, 193567, 246358, 281552, 387134, 492716, 774268, 985432, 1354969, 1548536, 1970864, 2709938, 3097072, 5419876, 10839752, 21679504]

約数ペア:

[(1, 21679504), (2, 10839752), (4, 5419876), (7, 3097072), (8, 2709938), (11, 1970864), (14, 1548536), (16, 1354969), (22, 985432), (28, 774268), (44, 492716), (56, 387134), (77, 281552), (88, 246358), (112, 193567), (154, 140776), (176, 123179), (308, 70388), (616, 35194), (1232, 17597)]