221565616

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{51479}}^1$

素因数の和:51756

約数の個数: 20

約数和(自身を含む): 430887600

約数和(自身を除く): 209321984

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 51479, 102958, 205916, 411832, 823664, 13847851, 27695702, 55391404, 110782808, 221565616]

約数ペア:

[(1, 221565616), (2, 110782808), (4, 55391404), (8, 27695702), (16, 13847851), (269, 823664), (538, 411832), (1076, 205916), (2152, 102958), (4304, 51479)]