21053312

素因数分解:

$2^7\times 7^1\times {\mathrm{23497}}^1$

素因数の和:23518

約数の個数: 32

約数和(自身を含む): 47935920

約数和(自身を除く): 26882608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23497, 46994, 93988, 164479, 187976, 328958, 375952, 657916, 751904, 1315832, 1503808, 2631664, 3007616, 5263328, 10526656, 21053312]

約数ペア:

[(1, 21053312), (2, 10526656), (4, 5263328), (7, 3007616), (8, 2631664), (14, 1503808), (16, 1315832), (28, 751904), (32, 657916), (56, 375952), (64, 328958), (112, 187976), (128, 164479), (224, 93988), (448, 46994), (896, 23497)]