21222912

素因数分解:

$2^9\times 3^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:399

約数の個数: 80

約数和(自身を含む): 58090032

約数和(自身を除く): 36867120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 337, 384, 492, 512, 656, 674, 768, 984, 1011, 1312, 1348, 1536, 1968, 2022, 2624, 2696, 3936, 4044, 5248, 5392, 7872, 8088, 10496, 10784, 13817, 15744, 16176, 20992, 21568, 27634, 31488, 32352, 41451, 43136, 55268, 62976, 64704, 82902, 86272, 110536, 129408, 165804, 172544, 221072, 258816, 331608, 442144, 517632, 663216, 884288, 1326432, 1768576, 2652864, 3537152, 5305728, 7074304, 10611456, 21222912]

約数ペア:

[(1, 21222912), (2, 10611456), (3, 7074304), (4, 5305728), (6, 3537152), (8, 2652864), (12, 1768576), (16, 1326432), (24, 884288), (32, 663216), (41, 517632), (48, 442144), (64, 331608), (82, 258816), (96, 221072), (123, 172544), (128, 165804), (164, 129408), (192, 110536), (246, 86272), (256, 82902), (328, 64704), (337, 62976), (384, 55268), (492, 43136), (512, 41451), (656, 32352), (674, 31488), (768, 27634), (984, 21568), (1011, 20992), (1312, 16176), (1348, 15744), (1536, 13817), (1968, 10784), (2022, 10496), (2624, 8088), (2696, 7872), (3936, 5392), (4044, 5248)]