21957312

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:510

約数の個数: 112

約数和(自身を含む): 65999360

約数和(自身を除く): 44042048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 152, 156, 192, 208, 228, 247, 304, 312, 416, 456, 463, 494, 608, 624, 741, 832, 912, 926, 988, 1216, 1248, 1389, 1482, 1824, 1852, 1976, 2496, 2778, 2964, 3648, 3704, 3952, 5556, 5928, 6019, 7408, 7904, 8797, 11112, 11856, 12038, 14816, 15808, 17594, 18057, 22224, 23712, 24076, 26391, 29632, 35188, 36114, 44448, 47424, 48152, 52782, 70376, 72228, 88896, 96304, 105564, 114361, 140752, 144456, 192608, 211128, 228722, 281504, 288912, 343083, 385216, 422256, 457444, 563008, 577824, 686166, 844512, 914888, 1155648, 1372332, 1689024, 1829776, 2744664, 3659552, 5489328, 7319104, 10978656, 21957312]

約数ペア:

[(1, 21957312), (2, 10978656), (3, 7319104), (4, 5489328), (6, 3659552), (8, 2744664), (12, 1829776), (13, 1689024), (16, 1372332), (19, 1155648), (24, 914888), (26, 844512), (32, 686166), (38, 577824), (39, 563008), (48, 457444), (52, 422256), (57, 385216), (64, 343083), (76, 288912), (78, 281504), (96, 228722), (104, 211128), (114, 192608), (152, 144456), (156, 140752), (192, 114361), (208, 105564), (228, 96304), (247, 88896), (304, 72228), (312, 70376), (416, 52782), (456, 48152), (463, 47424), (494, 44448), (608, 36114), (624, 35188), (741, 29632), (832, 26391), (912, 24076), (926, 23712), (988, 22224), (1216, 18057), (1248, 17594), (1389, 15808), (1482, 14816), (1824, 12038), (1852, 11856), (1976, 11112), (2496, 8797), (2778, 7904), (2964, 7408), (3648, 6019), (3704, 5928), (3952, 5556)]