21429120146

素因数分解:

$2^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2472781}}^1$

素因数の和:2473409

約数の個数: 16

約数和(自身を含む): 36794996160

約数和(自身を除く): 15365876014

約数列:

[1, 2, 7, 14, 619, 1238, 4333, 8666, 2472781, 4945562, 17309467, 34618934, 1530651439, 3061302878, 10714560073, 21429120146]

約数ペア:

[(1, 21429120146), (2, 10714560073), (7, 3061302878), (14, 1530651439), (619, 34618934), (1238, 17309467), (4333, 4945562), (8666, 2472781)]