21121024

素因数分解:

$2^{11}\times {\mathrm{10313}}^1$

素因数の和:10335

約数の個数: 24

約数和(自身を含む): 42235830

約数和(自身を除く): 21114806

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10313, 20626, 41252, 82504, 165008, 330016, 660032, 1320064, 2640128, 5280256, 10560512, 21121024]

約数ペア:

[(1, 21121024), (2, 10560512), (4, 5280256), (8, 2640128), (16, 1320064), (32, 660032), (64, 330016), (128, 165008), (256, 82504), (512, 41252), (1024, 20626), (2048, 10313)]