221008984

素因数分解:

$2^3\times 7^1\times {\mathrm{3946589}}^1$

素因数の和:3946602

約数の個数: 16

約数和(自身を含む): 473590800

約数和(自身を除く): 252581816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 3946589, 7893178, 15786356, 27626123, 31572712, 55252246, 110504492, 221008984]

約数ペア:

[(1, 221008984), (2, 110504492), (4, 55252246), (7, 31572712), (8, 27626123), (14, 15786356), (28, 7893178), (56, 3946589)]