21965014718

素因数分解:

$2^1\times {\mathrm{443}}^1\times {\mathrm{3259}}^1\times {\mathrm{7607}}^1$

素因数の和:11311

約数の個数: 16

約数和(自身を含む): 33036370560

約数和(自身を除く): 11071355842

約数列:

[1, 2, 443, 886, 3259, 6518, 7607, 15214, 1443737, 2887474, 3369901, 6739802, 24791213, 49582426, 10982507359, 21965014718]

約数ペア:

[(1, 21965014718), (2, 10982507359), (443, 49582426), (886, 24791213), (3259, 6739802), (6518, 3369901), (7607, 2887474), (15214, 1443737)]