20210381568

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{674759}}^1$

素因数の和:674794

約数の個数: 108

約数和(自身を含む): 62754029520

約数和(自身を除く): 42543647952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1152, 1248, 1664, 1872, 2304, 2496, 3328, 3744, 4992, 7488, 9984, 14976, 29952, 674759, 1349518, 2024277, 2699036, 4048554, 5398072, 6072831, 8097108, 8771867, 10796144, 12145662, 16194216, 17543734, 21592288, 24291324, 26315601, 32388432, 35087468, 43184576, 48582648, 52631202, 64776864, 70174936, 78946803, 86369152, 97165296, 105262404, 129553728, 140349872, 157893606, 172738304, 194330592, 210524808, 259107456, 280699744, 315787212, 388661184, 421049616, 518214912, 561399488, 631574424, 777322368, 842099232, 1122798976, 1263148848, 1554644736, 1684198464, 2245597952, 2526297696, 3368396928, 5052595392, 6736793856, 10105190784, 20210381568]

約数ペア:

[(1, 20210381568), (2, 10105190784), (3, 6736793856), (4, 5052595392), (6, 3368396928), (8, 2526297696), (9, 2245597952), (12, 1684198464), (13, 1554644736), (16, 1263148848), (18, 1122798976), (24, 842099232), (26, 777322368), (32, 631574424), (36, 561399488), (39, 518214912), (48, 421049616), (52, 388661184), (64, 315787212), (72, 280699744), (78, 259107456), (96, 210524808), (104, 194330592), (117, 172738304), (128, 157893606), (144, 140349872), (156, 129553728), (192, 105262404), (208, 97165296), (234, 86369152), (256, 78946803), (288, 70174936), (312, 64776864), (384, 52631202), (416, 48582648), (468, 43184576), (576, 35087468), (624, 32388432), (768, 26315601), (832, 24291324), (936, 21592288), (1152, 17543734), (1248, 16194216), (1664, 12145662), (1872, 10796144), (2304, 8771867), (2496, 8097108), (3328, 6072831), (3744, 5398072), (4992, 4048554), (7488, 2699036), (9984, 2024277), (14976, 1349518), (29952, 674759)]