21884778

素因数分解:

$2^1\times 3^2\times {\mathrm{607}}^1\times {\mathrm{2003}}^1$

素因数の和:2618

約数の個数: 24

約数和(自身を含む): 47518848

約数和(自身を除く): 25634070

約数列:

[1, 2, 3, 6, 9, 18, 607, 1214, 1821, 2003, 3642, 4006, 5463, 6009, 10926, 12018, 18027, 36054, 1215821, 2431642, 3647463, 7294926, 10942389, 21884778]

約数ペア:

[(1, 21884778), (2, 10942389), (3, 7294926), (6, 3647463), (9, 2431642), (18, 1215821), (607, 36054), (1214, 18027), (1821, 12018), (2003, 10926), (3642, 6009), (4006, 5463)]