21672540001

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1\times {\mathrm{45439}}^1$

素因数の和:46624

約数の個数: 16

約数和(自身を含む): 25197752320

約数和(自身を除く): 3525212319

約数列:

[1, 7, 61, 427, 1117, 7819, 45439, 68137, 318073, 476959, 2771779, 19402453, 50755363, 355287541, 3096077143, 21672540001]

約数ペア:

[(1, 21672540001), (7, 3096077143), (61, 355287541), (427, 50755363), (1117, 19402453), (7819, 2771779), (45439, 476959), (68137, 318073)]