21617373

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{971}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 29719872

約数和(自身を除く): 8102499

約数列:

[1, 3, 41, 123, 181, 543, 971, 2913, 7421, 22263, 39811, 119433, 175751, 527253, 7205791, 21617373]

約数ペア:

[(1, 21617373), (3, 7205791), (41, 527253), (123, 175751), (181, 119433), (543, 39811), (971, 22263), (2913, 7421)]