21891050

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{11833}}^1$

素因数の和:11882

約数の個数: 24

約数和(自身を含む): 41821356

約数和(自身を除く): 19930306

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 11833, 23666, 59165, 118330, 295825, 437821, 591650, 875642, 2189105, 4378210, 10945525, 21891050]

約数ペア:

[(1, 21891050), (2, 10945525), (5, 4378210), (10, 2189105), (25, 875642), (37, 591650), (50, 437821), (74, 295825), (185, 118330), (370, 59165), (925, 23666), (1850, 11833)]