21425216

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{10799}}^1$

素因数の和:10842

約数の個数: 28

約数和(自身を含む): 43891200

約数和(自身を除く): 22465984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 10799, 21598, 43196, 86392, 172784, 334769, 345568, 669538, 691136, 1339076, 2678152, 5356304, 10712608, 21425216]

約数ペア:

[(1, 21425216), (2, 10712608), (4, 5356304), (8, 2678152), (16, 1339076), (31, 691136), (32, 669538), (62, 345568), (64, 334769), (124, 172784), (248, 86392), (496, 43196), (992, 21598), (1984, 10799)]