21545088

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:2989

約数の個数: 64

約数和(自身を含む): 60261600

約数和(自身を除く): 38716512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 304, 384, 456, 608, 912, 1216, 1824, 2432, 2953, 3648, 5906, 7296, 8859, 11812, 17718, 23624, 35436, 47248, 56107, 70872, 94496, 112214, 141744, 168321, 188992, 224428, 283488, 336642, 377984, 448856, 566976, 673284, 897712, 1133952, 1346568, 1795424, 2693136, 3590848, 5386272, 7181696, 10772544, 21545088]

約数ペア:

[(1, 21545088), (2, 10772544), (3, 7181696), (4, 5386272), (6, 3590848), (8, 2693136), (12, 1795424), (16, 1346568), (19, 1133952), (24, 897712), (32, 673284), (38, 566976), (48, 448856), (57, 377984), (64, 336642), (76, 283488), (96, 224428), (114, 188992), (128, 168321), (152, 141744), (192, 112214), (228, 94496), (304, 70872), (384, 56107), (456, 47248), (608, 35436), (912, 23624), (1216, 17718), (1824, 11812), (2432, 8859), (2953, 7296), (3648, 5906)]