21502107

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5051}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 34676928

約数和(自身を除く): 13174821

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 5051, 15153, 45459, 55561, 166683, 217193, 500049, 651579, 1954737, 2389123, 7167369, 21502107]

約数ペア:

[(1, 21502107), (3, 7167369), (9, 2389123), (11, 1954737), (33, 651579), (43, 500049), (99, 217193), (129, 166683), (387, 55561), (473, 45459), (1419, 15153), (4257, 5051)]