21329248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35081}}^1$

素因数の和:35110

約数の個数: 24

約数和(自身を含む): 44203320

約数和(自身を除く): 22874072

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35081, 70162, 140324, 280648, 561296, 666539, 1122592, 1333078, 2666156, 5332312, 10664624, 21329248]

約数ペア:

[(1, 21329248), (2, 10664624), (4, 5332312), (8, 2666156), (16, 1333078), (19, 1122592), (32, 666539), (38, 561296), (76, 280648), (152, 140324), (304, 70162), (608, 35081)]