21241700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5741}}^1$

素因数の和:5792

約数の個数: 36

約数和(自身を含む): 47348532

約数和(自身を除く): 26106832

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5741, 11482, 22964, 28705, 57410, 114820, 143525, 212417, 287050, 424834, 574100, 849668, 1062085, 2124170, 4248340, 5310425, 10620850, 21241700]

約数ペア:

[(1, 21241700), (2, 10620850), (4, 5310425), (5, 4248340), (10, 2124170), (20, 1062085), (25, 849668), (37, 574100), (50, 424834), (74, 287050), (100, 212417), (148, 143525), (185, 114820), (370, 57410), (740, 28705), (925, 22964), (1850, 11482), (3700, 5741)]