21574328398

素因数分解:

$2^1\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{1006547}}^1$

素因数の和:1008087

約数の個数: 16

約数和(自身を含む): 37008756864

約数和(自身を除く): 15434428466

約数列:

[1, 2, 7, 14, 1531, 3062, 10717, 21434, 1006547, 2013094, 7045829, 14091658, 1541023457, 3082046914, 10787164199, 21574328398]

約数ペア:

[(1, 21574328398), (2, 10787164199), (7, 3082046914), (14, 1541023457), (1531, 14091658), (3062, 7045829), (10717, 2013094), (21434, 1006547)]