21773696

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 52224000

約数和(自身を除く): 30450304

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 1279, 2128, 2432, 2558, 4256, 5116, 8512, 8953, 10232, 17024, 17906, 20464, 24301, 35812, 40928, 48602, 71624, 81856, 97204, 143248, 163712, 170107, 194408, 286496, 340214, 388816, 572992, 680428, 777632, 1145984, 1360856, 1555264, 2721712, 3110528, 5443424, 10886848, 21773696]

約数ペア:

[(1, 21773696), (2, 10886848), (4, 5443424), (7, 3110528), (8, 2721712), (14, 1555264), (16, 1360856), (19, 1145984), (28, 777632), (32, 680428), (38, 572992), (56, 388816), (64, 340214), (76, 286496), (112, 194408), (128, 170107), (133, 163712), (152, 143248), (224, 97204), (266, 81856), (304, 71624), (448, 48602), (532, 40928), (608, 35812), (896, 24301), (1064, 20464), (1216, 17906), (1279, 17024), (2128, 10232), (2432, 8953), (2558, 8512), (4256, 5116)]