21289614

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{9829}}^1$

素因数の和:9872

約数の個数: 24

約数和(自身を含む): 44942760

約数和(自身を除く): 23653146

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 722, 1083, 2166, 9829, 19658, 29487, 58974, 186751, 373502, 560253, 1120506, 3548269, 7096538, 10644807, 21289614]

約数ペア:

[(1, 21289614), (2, 10644807), (3, 7096538), (6, 3548269), (19, 1120506), (38, 560253), (57, 373502), (114, 186751), (361, 58974), (722, 29487), (1083, 19658), (2166, 9829)]