21309822

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51473}}^1$

素因数の和:51504

約数の個数: 24

約数和(自身を含む): 48179664

約数和(自身を除く): 26869842

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51473, 102946, 154419, 308838, 463257, 926514, 1183879, 2367758, 3551637, 7103274, 10654911, 21309822]

約数ペア:

[(1, 21309822), (2, 10654911), (3, 7103274), (6, 3551637), (9, 2367758), (18, 1183879), (23, 926514), (46, 463257), (69, 308838), (138, 154419), (207, 102946), (414, 51473)]