21919654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{941}}^1$

素因数の和:1575

約数の個数: 16

約数和(自身を含む): 34703280

約数和(自身を除く): 12783626

約数列:

[1, 2, 19, 38, 613, 941, 1226, 1882, 11647, 17879, 23294, 35758, 576833, 1153666, 10959827, 21919654]

約数ペア:

[(1, 21919654), (2, 10959827), (19, 1153666), (38, 576833), (613, 35758), (941, 23294), (1226, 17879), (1882, 11647)]