21302611

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 2889389

約数列:

[1, 11, 31, 179, 341, 349, 1969, 3839, 5549, 10819, 61039, 62471, 119009, 687181, 1936601, 21302611]

約数ペア:

[(1, 21302611), (11, 1936601), (31, 687181), (179, 119009), (341, 62471), (349, 61039), (1969, 10819), (3839, 5549)]