21454043

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 24700608

約数和(自身を除く): 3246565

約数列:

[1, 13, 37, 47, 73, 169, 481, 611, 949, 1739, 2701, 3431, 6253, 7943, 12337, 22607, 35113, 44603, 126947, 293891, 456469, 579839, 1650311, 21454043]

約数ペア:

[(1, 21454043), (13, 1650311), (37, 579839), (47, 456469), (73, 293891), (169, 126947), (481, 44603), (611, 35113), (949, 22607), (1739, 12337), (2701, 7943), (3431, 6253)]