21146961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{773}}^1\times {\mathrm{829}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 30836160

約数和(自身を除く): 9689199

約数列:

[1, 3, 11, 33, 773, 829, 2319, 2487, 8503, 9119, 25509, 27357, 640817, 1922451, 7048987, 21146961]

約数ペア:

[(1, 21146961), (3, 7048987), (11, 1922451), (33, 640817), (773, 27357), (829, 25509), (2319, 9119), (2487, 8503)]