21095964

素因数分解:

$2^2\times 3^4\times {\mathrm{65111}}^1$

素因数の和:65127

約数の個数: 30

約数和(自身を含む): 55149864

約数和(自身を除く): 34053900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65111, 130222, 195333, 260444, 390666, 585999, 781332, 1171998, 1757997, 2343996, 3515994, 5273991, 7031988, 10547982, 21095964]

約数ペア:

[(1, 21095964), (2, 10547982), (3, 7031988), (4, 5273991), (6, 3515994), (9, 2343996), (12, 1757997), (18, 1171998), (27, 781332), (36, 585999), (54, 390666), (81, 260444), (108, 195333), (162, 130222), (324, 65111)]