21375488

素因数分解:

$2^9\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:604

約数の個数: 40

約数和(自身を含む): 43309728

約数和(自身を除く): 21934240

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 503, 512, 664, 1006, 1328, 2012, 2656, 4024, 5312, 8048, 10624, 16096, 21248, 32192, 41749, 42496, 64384, 83498, 128768, 166996, 257536, 333992, 667984, 1335968, 2671936, 5343872, 10687744, 21375488]

約数ペア:

[(1, 21375488), (2, 10687744), (4, 5343872), (8, 2671936), (16, 1335968), (32, 667984), (64, 333992), (83, 257536), (128, 166996), (166, 128768), (256, 83498), (332, 64384), (503, 42496), (512, 41749), (664, 32192), (1006, 21248), (1328, 16096), (2012, 10624), (2656, 8048), (4024, 5312)]