21676556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4783}}^1$

素因数の和:4901

約数の個数: 24

約数和(自身を含む): 41793024

約数和(自身を除く): 20116468

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4532, 4783, 9566, 19132, 52613, 105226, 210452, 492649, 985298, 1970596, 5419139, 10838278, 21676556]

約数ペア:

[(1, 21676556), (2, 10838278), (4, 5419139), (11, 1970596), (22, 985298), (44, 492649), (103, 210452), (206, 105226), (412, 52613), (1133, 19132), (2266, 9566), (4532, 4783)]