21158070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{705269}}^1$

素因数の和:705279

約数の個数: 16

約数和(自身を含む): 50779440

約数和(自身を除く): 29621370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 705269, 1410538, 2115807, 3526345, 4231614, 7052690, 10579035, 21158070]

約数ペア:

[(1, 21158070), (2, 10579035), (3, 7052690), (5, 4231614), (6, 3526345), (10, 2115807), (15, 1410538), (30, 705269)]