21387296

素因数分解:

$2^5\times 7^1\times {\mathrm{95479}}^1$

素因数の和:95496

約数の個数: 24

約数和(自身を含む): 48121920

約数和(自身を除く): 26734624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 95479, 190958, 381916, 668353, 763832, 1336706, 1527664, 2673412, 3055328, 5346824, 10693648, 21387296]

約数ペア:

[(1, 21387296), (2, 10693648), (4, 5346824), (7, 3055328), (8, 2673412), (14, 1527664), (16, 1336706), (28, 763832), (32, 668353), (56, 381916), (112, 190958), (224, 95479)]