21832713

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 37509120

約数和(自身を除く): 15676407

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1627, 1917, 4473, 4881, 11389, 13419, 14643, 34167, 43929, 102501, 115517, 307503, 346551, 808619, 1039653, 2425857, 3118959, 7277571, 21832713]

約数ペア:

[(1, 21832713), (3, 7277571), (7, 3118959), (9, 2425857), (21, 1039653), (27, 808619), (63, 346551), (71, 307503), (189, 115517), (213, 102501), (497, 43929), (639, 34167), (1491, 14643), (1627, 13419), (1917, 11389), (4473, 4881)]