21969152881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{421}}^1\times {\mathrm{4177}}^1$

素因数の和:4673

約数の個数: 24

約数和(自身を含む): 24510838632

約数和(自身を除く): 2541685751

約数列:

[1, 13, 31, 403, 421, 961, 4177, 5473, 12493, 13051, 54301, 129487, 169663, 404581, 1683331, 1758517, 4014097, 5259553, 22860721, 52183261, 54514027, 708682351, 1689934837, 21969152881]

約数ペア:

[(1, 21969152881), (13, 1689934837), (31, 708682351), (403, 54514027), (421, 52183261), (961, 22860721), (4177, 5259553), (5473, 4014097), (12493, 1758517), (13051, 1683331), (54301, 404581), (129487, 169663)]