21691392

素因数分解:

$2^{10}\times 3^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 88

約数和(自身を含む): 60525696

約数和(自身を除く): 38834304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 307, 368, 384, 512, 552, 614, 736, 768, 921, 1024, 1104, 1228, 1472, 1536, 1842, 2208, 2456, 2944, 3072, 3684, 4416, 4912, 5888, 7061, 7368, 8832, 9824, 11776, 14122, 14736, 17664, 19648, 21183, 23552, 28244, 29472, 35328, 39296, 42366, 56488, 58944, 70656, 78592, 84732, 112976, 117888, 157184, 169464, 225952, 235776, 314368, 338928, 451904, 471552, 677856, 903808, 943104, 1355712, 1807616, 2711424, 3615232, 5422848, 7230464, 10845696, 21691392]

約数ペア:

[(1, 21691392), (2, 10845696), (3, 7230464), (4, 5422848), (6, 3615232), (8, 2711424), (12, 1807616), (16, 1355712), (23, 943104), (24, 903808), (32, 677856), (46, 471552), (48, 451904), (64, 338928), (69, 314368), (92, 235776), (96, 225952), (128, 169464), (138, 157184), (184, 117888), (192, 112976), (256, 84732), (276, 78592), (307, 70656), (368, 58944), (384, 56488), (512, 42366), (552, 39296), (614, 35328), (736, 29472), (768, 28244), (921, 23552), (1024, 21183), (1104, 19648), (1228, 17664), (1472, 14736), (1536, 14122), (1842, 11776), (2208, 9824), (2456, 8832), (2944, 7368), (3072, 7061), (3684, 5888), (4416, 4912)]