21822464

素因数分解:

$2^{10}\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:332

約数の個数: 44

約数和(自身を含む): 44264328

約数和(自身を除く): 22441864

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 211, 256, 404, 422, 512, 808, 844, 1024, 1616, 1688, 3232, 3376, 6464, 6752, 12928, 13504, 21311, 25856, 27008, 42622, 51712, 54016, 85244, 103424, 108032, 170488, 216064, 340976, 681952, 1363904, 2727808, 5455616, 10911232, 21822464]

約数ペア:

[(1, 21822464), (2, 10911232), (4, 5455616), (8, 2727808), (16, 1363904), (32, 681952), (64, 340976), (101, 216064), (128, 170488), (202, 108032), (211, 103424), (256, 85244), (404, 54016), (422, 51712), (512, 42622), (808, 27008), (844, 25856), (1024, 21311), (1616, 13504), (1688, 12928), (3232, 6752), (3376, 6464)]