21167972350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{197003}}^1$

素因数の和:197329

約数の個数: 48

約数和(自身を含む): 45143860608

約数和(自身を除く): 23975888258

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 307, 350, 614, 1535, 2149, 3070, 4298, 7675, 10745, 15350, 21490, 53725, 107450, 197003, 394006, 985015, 1379021, 1970030, 2758042, 4925075, 6895105, 9850150, 13790210, 34475525, 60479921, 68951050, 120959842, 302399605, 423359447, 604799210, 846718894, 1511998025, 2116797235, 3023996050, 4233594470, 10583986175, 21167972350]

約数ペア:

[(1, 21167972350), (2, 10583986175), (5, 4233594470), (7, 3023996050), (10, 2116797235), (14, 1511998025), (25, 846718894), (35, 604799210), (50, 423359447), (70, 302399605), (175, 120959842), (307, 68951050), (350, 60479921), (614, 34475525), (1535, 13790210), (2149, 9850150), (3070, 6895105), (4298, 4925075), (7675, 2758042), (10745, 1970030), (15350, 1379021), (21490, 985015), (53725, 394006), (107450, 197003)]