21167301115

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{26017}}^1$

素因数の和:26263

約数の個数: 32

約数和(自身を含む): 27275189760

約数和(自身を除く): 6107888645

約数列:

[1, 5, 29, 31, 145, 155, 181, 899, 905, 4495, 5249, 5611, 26017, 26245, 28055, 130085, 162719, 754493, 806527, 813595, 3772465, 4032635, 4709077, 23389283, 23545385, 116946415, 136563233, 145981387, 682816165, 729906935, 4233460223, 21167301115]

約数ペア:

[(1, 21167301115), (5, 4233460223), (29, 729906935), (31, 682816165), (145, 145981387), (155, 136563233), (181, 116946415), (899, 23545385), (905, 23389283), (4495, 4709077), (5249, 4032635), (5611, 3772465), (26017, 813595), (26245, 806527), (28055, 754493), (130085, 162719)]