21603556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{10133}}^1$

素因数の和:10191

約数の個数: 24

約数和(自身を含む): 41711544

約数和(自身を除く): 20107988

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 10133, 20266, 40532, 131729, 263458, 415453, 526916, 830906, 1661812, 5400889, 10801778, 21603556]

約数ペア:

[(1, 21603556), (2, 10801778), (4, 5400889), (13, 1661812), (26, 830906), (41, 526916), (52, 415453), (82, 263458), (164, 131729), (533, 40532), (1066, 20266), (2132, 10133)]