21263536

素因数分解:

$2^4\times 7^1\times {\mathrm{189853}}^1$

素因数の和:189868

約数の個数: 20

約数和(自身を含む): 47083792

約数和(自身を除く): 25820256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 189853, 379706, 759412, 1328971, 1518824, 2657942, 3037648, 5315884, 10631768, 21263536]

約数ペア:

[(1, 21263536), (2, 10631768), (4, 5315884), (7, 3037648), (8, 2657942), (14, 1518824), (16, 1328971), (28, 759412), (56, 379706), (112, 189853)]