21519542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{281}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 35948232

約数和(自身を除く): 14428690

約数列:

[1, 2, 11, 22, 59, 118, 281, 562, 649, 1298, 3091, 3481, 6182, 6962, 16579, 33158, 38291, 76582, 182369, 364738, 978161, 1956322, 10759771, 21519542]

約数ペア:

[(1, 21519542), (2, 10759771), (11, 1956322), (22, 978161), (59, 364738), (118, 182369), (281, 76582), (562, 38291), (649, 33158), (1298, 16579), (3091, 6962), (3481, 6182)]