21626838

素因数分解:

$2^1\times 3^4\times {\mathrm{133499}}^1$

素因数の和:133513

約数の個数: 20

約数和(自身を含む): 48460500

約数和(自身を除く): 26833662

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 133499, 266998, 400497, 800994, 1201491, 2402982, 3604473, 7208946, 10813419, 21626838]

約数ペア:

[(1, 21626838), (2, 10813419), (3, 7208946), (6, 3604473), (9, 2402982), (18, 1201491), (27, 800994), (54, 400497), (81, 266998), (162, 133499)]