2021657157

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{185797}}^1$

素因数の和:185850

約数の個数: 32

約数和(自身を含む): 3329500160

約数和(自身を除く): 1307843003

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 279, 351, 403, 837, 1209, 3627, 10881, 185797, 557391, 1672173, 2415361, 5016519, 5759707, 7246083, 17279121, 21738249, 51837363, 65214747, 74876191, 155512089, 224628573, 673885719, 2021657157]

約数ペア:

[(1, 2021657157), (3, 673885719), (9, 224628573), (13, 155512089), (27, 74876191), (31, 65214747), (39, 51837363), (93, 21738249), (117, 17279121), (279, 7246083), (351, 5759707), (403, 5016519), (837, 2415361), (1209, 1672173), (3627, 557391), (10881, 185797)]