21885022

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{641}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 33728112

約数和(自身を除く): 11843090

約数列:

[1, 2, 43, 86, 397, 641, 794, 1282, 17071, 27563, 34142, 55126, 254477, 508954, 10942511, 21885022]

約数ペア:

[(1, 21885022), (2, 10942511), (43, 508954), (86, 254477), (397, 55126), (641, 34142), (794, 27563), (1282, 17071)]