21483864

素因数分解:

$2^3\times 3^2\times {\mathrm{229}}^1\times {\mathrm{1303}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 58484400

約数和(自身を除く): 37000536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 229, 458, 687, 916, 1303, 1374, 1832, 2061, 2606, 2748, 3909, 4122, 5212, 5496, 7818, 8244, 10424, 11727, 15636, 16488, 23454, 31272, 46908, 93816, 298387, 596774, 895161, 1193548, 1790322, 2387096, 2685483, 3580644, 5370966, 7161288, 10741932, 21483864]

約数ペア:

[(1, 21483864), (2, 10741932), (3, 7161288), (4, 5370966), (6, 3580644), (8, 2685483), (9, 2387096), (12, 1790322), (18, 1193548), (24, 895161), (36, 596774), (72, 298387), (229, 93816), (458, 46908), (687, 31272), (916, 23454), (1303, 16488), (1374, 15636), (1832, 11727), (2061, 10424), (2606, 8244), (2748, 7818), (3909, 5496), (4122, 5212)]