21818451

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{829}}^1$

素因数の和:1146

約数の個数: 16

約数和(自身を含む): 30172160

約数和(自身を除く): 8353709

約数列:

[1, 3, 31, 93, 283, 829, 849, 2487, 8773, 25699, 26319, 77097, 234607, 703821, 7272817, 21818451]

約数ペア:

[(1, 21818451), (3, 7272817), (31, 703821), (93, 234607), (283, 77097), (829, 26319), (849, 25699), (2487, 8773)]