21233152

素因数分解:

$2^9\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:498

約数の個数: 40

約数和(自身を含む): 42916896

約数和(自身を除く): 21683744

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 256, 367, 452, 512, 734, 904, 1468, 1808, 2936, 3616, 5872, 7232, 11744, 14464, 23488, 28928, 41471, 46976, 57856, 82942, 93952, 165884, 187904, 331768, 663536, 1327072, 2654144, 5308288, 10616576, 21233152]

約数ペア:

[(1, 21233152), (2, 10616576), (4, 5308288), (8, 2654144), (16, 1327072), (32, 663536), (64, 331768), (113, 187904), (128, 165884), (226, 93952), (256, 82942), (367, 57856), (452, 46976), (512, 41471), (734, 28928), (904, 23488), (1468, 14464), (1808, 11744), (2936, 7232), (3616, 5872)]