21054464

素因数分解:

$2^{10}\times {\mathrm{29}}^1\times {\mathrm{709}}^1$

素因数の和:758

約数の個数: 44

約数和(自身を含む): 43601100

約数和(自身を除く): 22546636

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 709, 928, 1024, 1418, 1856, 2836, 3712, 5672, 7424, 11344, 14848, 20561, 22688, 29696, 41122, 45376, 82244, 90752, 164488, 181504, 328976, 363008, 657952, 726016, 1315904, 2631808, 5263616, 10527232, 21054464]

約数ペア:

[(1, 21054464), (2, 10527232), (4, 5263616), (8, 2631808), (16, 1315904), (29, 726016), (32, 657952), (58, 363008), (64, 328976), (116, 181504), (128, 164488), (232, 90752), (256, 82244), (464, 45376), (512, 41122), (709, 29696), (928, 22688), (1024, 20561), (1418, 14848), (1856, 11344), (2836, 7424), (3712, 5672)]