21551872

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{2903}}^1$

素因数の和:2948

約数の個数: 36

約数和(自身を含む): 44518320

約数和(自身を除く): 22966448

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 928, 1856, 2903, 3712, 5806, 7424, 11612, 23224, 46448, 84187, 92896, 168374, 185792, 336748, 371584, 673496, 743168, 1346992, 2693984, 5387968, 10775936, 21551872]

約数ペア:

[(1, 21551872), (2, 10775936), (4, 5387968), (8, 2693984), (16, 1346992), (29, 743168), (32, 673496), (58, 371584), (64, 336748), (116, 185792), (128, 168374), (232, 92896), (256, 84187), (464, 46448), (928, 23224), (1856, 11612), (2903, 7424), (3712, 5806)]