21471846

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1237}}^1$

素因数の和:1516

約数の個数: 32

約数和(自身を含む): 47063808

約数和(自身を除く): 25591962

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 263, 526, 789, 1237, 1578, 2474, 2893, 3711, 5786, 7422, 8679, 13607, 17358, 27214, 40821, 81642, 325331, 650662, 975993, 1951986, 3578641, 7157282, 10735923, 21471846]

約数ペア:

[(1, 21471846), (2, 10735923), (3, 7157282), (6, 3578641), (11, 1951986), (22, 975993), (33, 650662), (66, 325331), (263, 81642), (526, 40821), (789, 27214), (1237, 17358), (1578, 13607), (2474, 8679), (2893, 7422), (3711, 5786)]