21741438

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5653}}^1$

素因数の和:6299

約数の個数: 16

約数和(自身を含む): 43558416

約数和(自身を除く): 21816978

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5653, 11306, 16959, 33918, 3623573, 7247146, 10870719, 21741438]

約数ペア:

[(1, 21741438), (2, 10870719), (3, 7247146), (6, 3623573), (641, 33918), (1282, 16959), (1923, 11306), (3846, 5653)]