21835984

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{1301}}^1$

素因数の和:2358

約数の個数: 20

約数和(自身を含む): 42380100

約数和(自身を除く): 20544116

約数列:

[1, 2, 4, 8, 16, 1049, 1301, 2098, 2602, 4196, 5204, 8392, 10408, 16784, 20816, 1364749, 2729498, 5458996, 10917992, 21835984]

約数ペア:

[(1, 21835984), (2, 10917992), (4, 5458996), (8, 2729498), (16, 1364749), (1049, 20816), (1301, 16784), (2098, 10408), (2602, 8392), (4196, 5204)]