21683712

素因数分解:

$2^9\times 3^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:783

約数の個数: 80

約数和(自身を含む): 60888960

約数和(自身を除く): 39205248

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, 256, 304, 384, 456, 512, 608, 743, 768, 912, 1216, 1486, 1536, 1824, 2229, 2432, 2972, 3648, 4458, 4864, 5944, 7296, 8916, 9728, 11888, 14117, 14592, 17832, 23776, 28234, 29184, 35664, 42351, 47552, 56468, 71328, 84702, 95104, 112936, 142656, 169404, 190208, 225872, 285312, 338808, 380416, 451744, 570624, 677616, 903488, 1141248, 1355232, 1806976, 2710464, 3613952, 5420928, 7227904, 10841856, 21683712]

約数ペア:

[(1, 21683712), (2, 10841856), (3, 7227904), (4, 5420928), (6, 3613952), (8, 2710464), (12, 1806976), (16, 1355232), (19, 1141248), (24, 903488), (32, 677616), (38, 570624), (48, 451744), (57, 380416), (64, 338808), (76, 285312), (96, 225872), (114, 190208), (128, 169404), (152, 142656), (192, 112936), (228, 95104), (256, 84702), (304, 71328), (384, 56468), (456, 47552), (512, 42351), (608, 35664), (743, 29184), (768, 28234), (912, 23776), (1216, 17832), (1486, 14592), (1536, 14117), (1824, 11888), (2229, 9728), (2432, 8916), (2972, 7296), (3648, 5944), (4458, 4864)]