21615328

素因数分解:

$2^5\times 7^1\times {\mathrm{96497}}^1$

素因数の和:96514

約数の個数: 24

約数和(自身を含む): 48634992

約数和(自身を除く): 27019664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 96497, 192994, 385988, 675479, 771976, 1350958, 1543952, 2701916, 3087904, 5403832, 10807664, 21615328]

約数ペア:

[(1, 21615328), (2, 10807664), (4, 5403832), (7, 3087904), (8, 2701916), (14, 1543952), (16, 1350958), (28, 771976), (32, 675479), (56, 385988), (112, 192994), (224, 96497)]