21727041

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2501

約数の個数: 24

約数和(自身を含む): 34265664

約数和(自身を除く): 12538623

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2423, 2989, 7269, 8967, 16961, 50883, 118727, 147803, 356181, 443409, 1034621, 3103863, 7242347, 21727041]

約数ペア:

[(1, 21727041), (3, 7242347), (7, 3103863), (21, 1034621), (49, 443409), (61, 356181), (147, 147803), (183, 118727), (427, 50883), (1281, 16961), (2423, 8967), (2989, 7269)]