21422637

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3833}}^1$

素因数の和:3871

約数の個数: 24

約数和(自身を含む): 33493824

約数和(自身を除く): 12071187

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3833, 5589, 11499, 34497, 88159, 103491, 264477, 310473, 793431, 931419, 2380293, 7140879, 21422637]

約数ペア:

[(1, 21422637), (3, 7140879), (9, 2380293), (23, 931419), (27, 793431), (69, 310473), (81, 264477), (207, 103491), (243, 88159), (621, 34497), (1863, 11499), (3833, 5589)]