21583872

素因数分解:

$2^{11}\times 3^2\times {\mathrm{1171}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 62391420

約数和(自身を除く): 40807548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1171, 1536, 2048, 2304, 2342, 3072, 3513, 4608, 4684, 6144, 7026, 9216, 9368, 10539, 14052, 18432, 18736, 21078, 28104, 37472, 42156, 56208, 74944, 84312, 112416, 149888, 168624, 224832, 299776, 337248, 449664, 599552, 674496, 899328, 1199104, 1348992, 1798656, 2398208, 2697984, 3597312, 5395968, 7194624, 10791936, 21583872]

約数ペア:

[(1, 21583872), (2, 10791936), (3, 7194624), (4, 5395968), (6, 3597312), (8, 2697984), (9, 2398208), (12, 1798656), (16, 1348992), (18, 1199104), (24, 899328), (32, 674496), (36, 599552), (48, 449664), (64, 337248), (72, 299776), (96, 224832), (128, 168624), (144, 149888), (192, 112416), (256, 84312), (288, 74944), (384, 56208), (512, 42156), (576, 37472), (768, 28104), (1024, 21078), (1152, 18736), (1171, 18432), (1536, 14052), (2048, 10539), (2304, 9368), (2342, 9216), (3072, 7026), (3513, 6144), (4608, 4684)]