21016318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32533}}^1$

素因数の和:32571

約数の個数: 16

約数和(自身を含む): 35136720

約数和(自身を除く): 14120402

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32533, 65066, 553061, 618127, 1106122, 1236254, 10508159, 21016318]

約数ペア:

[(1, 21016318), (2, 10508159), (17, 1236254), (19, 1106122), (34, 618127), (38, 553061), (323, 65066), (646, 32533)]