21871592

素因数分解:

$2^3\times {\mathrm{601}}^1\times {\mathrm{4549}}^1$

素因数の和:5156

約数の個数: 16

約数和(自身を含む): 41086500

約数和(自身を除く): 19214908

約数列:

[1, 2, 4, 8, 601, 1202, 2404, 4549, 4808, 9098, 18196, 36392, 2733949, 5467898, 10935796, 21871592]

約数ペア:

[(1, 21871592), (2, 10935796), (4, 5467898), (8, 2733949), (601, 36392), (1202, 18196), (2404, 9098), (4549, 4808)]