21096543

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 32739840

約数和(自身を除く): 11643297

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 811, 897, 1131, 2001, 2433, 8671, 10543, 18653, 23519, 26013, 31629, 55959, 70557, 242489, 305747, 540937, 727467, 917241, 1622811, 7032181, 21096543]

約数ペア:

[(1, 21096543), (3, 7032181), (13, 1622811), (23, 917241), (29, 727467), (39, 540937), (69, 305747), (87, 242489), (299, 70557), (377, 55959), (667, 31629), (811, 26013), (897, 23519), (1131, 18653), (2001, 10543), (2433, 8671)]