21968384

素因数分解:

$2^9\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:526

約数の個数: 40

約数和(自身を含む): 44414568

約数和(自身を除く): 22446184

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 256, 401, 428, 512, 802, 856, 1604, 1712, 3208, 3424, 6416, 6848, 12832, 13696, 25664, 27392, 42907, 51328, 54784, 85814, 102656, 171628, 205312, 343256, 686512, 1373024, 2746048, 5492096, 10984192, 21968384]

約数ペア:

[(1, 21968384), (2, 10984192), (4, 5492096), (8, 2746048), (16, 1373024), (32, 686512), (64, 343256), (107, 205312), (128, 171628), (214, 102656), (256, 85814), (401, 54784), (428, 51328), (512, 42907), (802, 27392), (856, 25664), (1604, 13696), (1712, 12832), (3208, 6848), (3424, 6416)]