22138557

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1097}}^1$

素因数の和:1169

約数の個数: 24

約数和(自身を含む): 34890048

約数和(自身を除く): 12751491

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 1097, 2883, 3291, 6727, 7679, 20181, 23037, 34007, 102021, 238049, 714147, 1054217, 3162651, 7379519, 22138557]

約数ペア:

[(1, 22138557), (3, 7379519), (7, 3162651), (21, 1054217), (31, 714147), (93, 238049), (217, 102021), (651, 34007), (961, 23037), (1097, 20181), (2883, 7679), (3291, 6727)]