21814111

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 26873856

約数和(自身を除く): 5059745

約数列:

[1, 11, 17, 31, 53, 71, 187, 341, 527, 583, 781, 901, 1207, 1643, 2201, 3763, 5797, 9911, 13277, 18073, 24211, 27931, 37417, 41393, 63971, 116653, 307241, 411587, 703681, 1283183, 1983101, 21814111]

約数ペア:

[(1, 21814111), (11, 1983101), (17, 1283183), (31, 703681), (53, 411587), (71, 307241), (187, 116653), (341, 63971), (527, 41393), (583, 37417), (781, 27931), (901, 24211), (1207, 18073), (1643, 13277), (2201, 9911), (3763, 5797)]