21906324

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 108

約数和(自身を含む): 62741952

約数和(自身を除く): 40835628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 47, 66, 94, 99, 107, 121, 132, 141, 188, 198, 214, 242, 282, 321, 363, 396, 423, 428, 484, 517, 564, 642, 726, 846, 963, 1034, 1089, 1177, 1284, 1452, 1551, 1692, 1926, 2068, 2178, 2354, 3102, 3531, 3852, 4356, 4653, 4708, 5029, 5687, 6204, 7062, 9306, 10058, 10593, 11374, 12947, 14124, 15087, 17061, 18612, 20116, 21186, 22748, 25894, 30174, 34122, 38841, 42372, 45261, 51183, 51788, 55319, 60348, 68244, 77682, 90522, 102366, 110638, 116523, 155364, 165957, 181044, 204732, 221276, 233046, 331914, 466092, 497871, 608509, 663828, 995742, 1217018, 1825527, 1991484, 2434036, 3651054, 5476581, 7302108, 10953162, 21906324]

約数ペア:

[(1, 21906324), (2, 10953162), (3, 7302108), (4, 5476581), (6, 3651054), (9, 2434036), (11, 1991484), (12, 1825527), (18, 1217018), (22, 995742), (33, 663828), (36, 608509), (44, 497871), (47, 466092), (66, 331914), (94, 233046), (99, 221276), (107, 204732), (121, 181044), (132, 165957), (141, 155364), (188, 116523), (198, 110638), (214, 102366), (242, 90522), (282, 77682), (321, 68244), (363, 60348), (396, 55319), (423, 51788), (428, 51183), (484, 45261), (517, 42372), (564, 38841), (642, 34122), (726, 30174), (846, 25894), (963, 22748), (1034, 21186), (1089, 20116), (1177, 18612), (1284, 17061), (1452, 15087), (1551, 14124), (1692, 12947), (1926, 11374), (2068, 10593), (2178, 10058), (2354, 9306), (3102, 7062), (3531, 6204), (3852, 5687), (4356, 5029), (4653, 4708)]