21116484

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8501}}^1$

素因数の和:8537

約数の個数: 48

約数和(自身を含む): 57133440

約数和(自身を除く): 36016956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8501, 17002, 25503, 34004, 51006, 76509, 102012, 153018, 195523, 229527, 306036, 391046, 459054, 586569, 782092, 918108, 1173138, 1759707, 2346276, 3519414, 5279121, 7038828, 10558242, 21116484]

約数ペア:

[(1, 21116484), (2, 10558242), (3, 7038828), (4, 5279121), (6, 3519414), (9, 2346276), (12, 1759707), (18, 1173138), (23, 918108), (27, 782092), (36, 586569), (46, 459054), (54, 391046), (69, 306036), (92, 229527), (108, 195523), (138, 153018), (207, 102012), (276, 76509), (414, 51006), (621, 34004), (828, 25503), (1242, 17002), (2484, 8501)]