21775264

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2371}}^1$

素因数の和:2429

約数の個数: 48

約数和(自身を含む): 50210496

約数和(自身を除く): 28435232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2296, 2371, 4592, 4742, 9184, 9484, 16597, 18968, 33194, 37936, 66388, 75872, 97211, 132776, 194422, 265552, 388844, 531104, 680477, 777688, 1360954, 1555376, 2721908, 3110752, 5443816, 10887632, 21775264]

約数ペア:

[(1, 21775264), (2, 10887632), (4, 5443816), (7, 3110752), (8, 2721908), (14, 1555376), (16, 1360954), (28, 777688), (32, 680477), (41, 531104), (56, 388844), (82, 265552), (112, 194422), (164, 132776), (224, 97211), (287, 75872), (328, 66388), (574, 37936), (656, 33194), (1148, 18968), (1312, 16597), (2296, 9484), (2371, 9184), (4592, 4742)]