21979744

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{22157}}^1$

素因数の和:22198

約数の個数: 24

約数和(自身を含む): 44670528

約数和(自身を除く): 22690784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 22157, 44314, 88628, 177256, 354512, 686867, 709024, 1373734, 2747468, 5494936, 10989872, 21979744]

約数ペア:

[(1, 21979744), (2, 10989872), (4, 5494936), (8, 2747468), (16, 1373734), (31, 709024), (32, 686867), (62, 354512), (124, 177256), (248, 88628), (496, 44314), (992, 22157)]