21680512

素因数分解:

$2^7\times 7^1\times {\mathrm{24197}}^1$

素因数の和:24218

約数の個数: 32

約数和(自身を含む): 49363920

約数和(自身を除く): 27683408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 24197, 48394, 96788, 169379, 193576, 338758, 387152, 677516, 774304, 1355032, 1548608, 2710064, 3097216, 5420128, 10840256, 21680512]

約数ペア:

[(1, 21680512), (2, 10840256), (4, 5420128), (7, 3097216), (8, 2710064), (14, 1548608), (16, 1355032), (28, 774304), (32, 677516), (56, 387152), (64, 338758), (112, 193576), (128, 169379), (224, 96788), (448, 48394), (896, 24197)]