21104384

素因数分解:

$2^8\times 7^1\times {\mathrm{11777}}^1$

素因数の和:11800

約数の個数: 36

約数和(自身を含む): 48148464

約数和(自身を除く): 27044080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11777, 23554, 47108, 82439, 94216, 164878, 188432, 329756, 376864, 659512, 753728, 1319024, 1507456, 2638048, 3014912, 5276096, 10552192, 21104384]

約数ペア:

[(1, 21104384), (2, 10552192), (4, 5276096), (7, 3014912), (8, 2638048), (14, 1507456), (16, 1319024), (28, 753728), (32, 659512), (56, 376864), (64, 329756), (112, 188432), (128, 164878), (224, 94216), (256, 82439), (448, 47108), (896, 23554), (1792, 11777)]