21309152

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21481}}^1$

素因数の和:21522

約数の個数: 24

約数和(自身を含む): 43307712

約数和(自身を除く): 21998560

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21481, 42962, 85924, 171848, 343696, 665911, 687392, 1331822, 2663644, 5327288, 10654576, 21309152]

約数ペア:

[(1, 21309152), (2, 10654576), (4, 5327288), (8, 2663644), (16, 1331822), (31, 687392), (32, 665911), (62, 343696), (124, 171848), (248, 85924), (496, 42962), (992, 21481)]