2153216

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:676

約数の個数: 36

約数和(自身を含む): 4635792

約数和(自身を除く): 2482576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 647, 832, 1294, 1664, 2588, 3328, 5176, 8411, 10352, 16822, 20704, 33644, 41408, 67288, 82816, 134576, 165632, 269152, 538304, 1076608, 2153216]

約数ペア:

[(1, 2153216), (2, 1076608), (4, 538304), (8, 269152), (13, 165632), (16, 134576), (26, 82816), (32, 67288), (52, 41408), (64, 33644), (104, 20704), (128, 16822), (208, 10352), (256, 8411), (416, 5176), (647, 3328), (832, 2588), (1294, 1664)]