21081318

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{121157}}^1$

素因数の和:121191

約数の個数: 16

約数和(自身を含む): 43616880

約数和(自身を除く): 22535562

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 121157, 242314, 363471, 726942, 3513553, 7027106, 10540659, 21081318]

約数ペア:

[(1, 21081318), (2, 10540659), (3, 7027106), (6, 3513553), (29, 726942), (58, 363471), (87, 242314), (174, 121157)]