21916672

素因数分解:

$2^{10}\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1296

約数の個数: 44

約数和(自身を含む): 46425960

約数和(自身を除く): 24509288

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1259, 2176, 2518, 4352, 5036, 8704, 10072, 17408, 20144, 21403, 40288, 42806, 80576, 85612, 161152, 171224, 322304, 342448, 644608, 684896, 1289216, 1369792, 2739584, 5479168, 10958336, 21916672]

約数ペア:

[(1, 21916672), (2, 10958336), (4, 5479168), (8, 2739584), (16, 1369792), (17, 1289216), (32, 684896), (34, 644608), (64, 342448), (68, 322304), (128, 171224), (136, 161152), (256, 85612), (272, 80576), (512, 42806), (544, 40288), (1024, 21403), (1088, 20144), (1259, 17408), (2176, 10072), (2518, 8704), (4352, 5036)]