21360912

素因数分解:

$2^4\times 3^1\times {\mathrm{445019}}^1$

素因数の和:445030

約数の個数: 20

約数和(自身を含む): 55182480

約数和(自身を除く): 33821568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 445019, 890038, 1335057, 1780076, 2670114, 3560152, 5340228, 7120304, 10680456, 21360912]

約数ペア:

[(1, 21360912), (2, 10680456), (3, 7120304), (4, 5340228), (6, 3560152), (8, 2670114), (12, 1780076), (16, 1335057), (24, 890038), (48, 445019)]