21367259761

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{166631}}^1$

素因数の和:167064

約数の個数: 16

約数和(自身を含む): 23875032960

約数和(自身を除く): 2507773199

約数列:

[1, 17, 19, 323, 397, 6749, 7543, 128231, 166631, 2832727, 3165989, 53821813, 66152507, 1124592619, 1256897633, 21367259761]

約数ペア:

[(1, 21367259761), (17, 1256897633), (19, 1124592619), (323, 66152507), (397, 53821813), (6749, 3165989), (7543, 2832727), (128231, 166631)]