21892113

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3955

約数の個数: 24

約数和(自身を含む): 34227648

約数和(自身を除く): 12335535

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3917, 5589, 11751, 35253, 90091, 105759, 270273, 317277, 810819, 951831, 2432457, 7297371, 21892113]

約数ペア:

[(1, 21892113), (3, 7297371), (9, 2432457), (23, 951831), (27, 810819), (69, 317277), (81, 270273), (207, 105759), (243, 90091), (621, 35253), (1863, 11751), (3917, 5589)]