21418208

素因数分解:

$2^5\times 7^1\times {\mathrm{95617}}^1$

素因数の和:95634

約数の個数: 24

約数和(自身を含む): 48191472

約数和(自身を除く): 26773264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 95617, 191234, 382468, 669319, 764936, 1338638, 1529872, 2677276, 3059744, 5354552, 10709104, 21418208]

約数ペア:

[(1, 21418208), (2, 10709104), (4, 5354552), (7, 3059744), (8, 2677276), (14, 1529872), (16, 1338638), (28, 764936), (32, 669319), (56, 382468), (112, 191234), (224, 95617)]