21594445

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1097}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 26984448

約数和(自身を除く): 5390003

約数列:

[1, 5, 31, 127, 155, 635, 1097, 3937, 5485, 19685, 34007, 139319, 170035, 696595, 4318889, 21594445]

約数ペア:

[(1, 21594445), (5, 4318889), (31, 696595), (127, 170035), (155, 139319), (635, 34007), (1097, 19685), (3937, 5485)]