21369794

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15199}}^1$

素因数の和:15257

約数の個数: 16

約数和(自身を含む): 34656000

約数和(自身を除く): 13286206

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15199, 30398, 288781, 562363, 577562, 1124726, 10684897, 21369794]

約数ペア:

[(1, 21369794), (2, 10684897), (19, 1124726), (37, 577562), (38, 562363), (74, 288781), (703, 30398), (1406, 15199)]