21146624

素因数分解:

$2^{10}\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 44

約数和(自身を含む): 42888744

約数和(自身を除く): 21742120

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 193, 214, 256, 386, 428, 512, 772, 856, 1024, 1544, 1712, 3088, 3424, 6176, 6848, 12352, 13696, 20651, 24704, 27392, 41302, 49408, 54784, 82604, 98816, 109568, 165208, 197632, 330416, 660832, 1321664, 2643328, 5286656, 10573312, 21146624]

約数ペア:

[(1, 21146624), (2, 10573312), (4, 5286656), (8, 2643328), (16, 1321664), (32, 660832), (64, 330416), (107, 197632), (128, 165208), (193, 109568), (214, 98816), (256, 82604), (386, 54784), (428, 49408), (512, 41302), (772, 27392), (856, 24704), (1024, 20651), (1544, 13696), (1712, 12352), (3088, 6848), (3424, 6176)]