21122.00000000

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{48751}}^1$

素因数の和:48842

約数の個数: 20

約数和(自身を含む): 126950208

約数和(自身を除く): 62208880

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 48751, 97502, 195004, 390008, 780016, 4046333, 8092666, 16185332, 32370664, 64741328]

約数ペア:

[(1, 64741328), (2, 32370664), (4, 16185332), (8, 8092666), (16, 4046333), (83, 780016), (166, 390008), (332, 195004), (664, 97502), (1328, 48751)]