21984256

素因数分解:

$2^{10}\times 7^1\times {\mathrm{3067}}^1$

素因数の和:3094

約数の個数: 44

約数和(自身を含む): 50241568

約数和(自身を除く): 28257312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3067, 3584, 6134, 7168, 12268, 21469, 24536, 42938, 49072, 85876, 98144, 171752, 196288, 343504, 392576, 687008, 785152, 1374016, 1570304, 2748032, 3140608, 5496064, 10992128, 21984256]

約数ペア:

[(1, 21984256), (2, 10992128), (4, 5496064), (7, 3140608), (8, 2748032), (14, 1570304), (16, 1374016), (28, 785152), (32, 687008), (56, 392576), (64, 343504), (112, 196288), (128, 171752), (224, 98144), (256, 85876), (448, 49072), (512, 42938), (896, 24536), (1024, 21469), (1792, 12268), (3067, 7168), (3584, 6134)]