21784812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37049}}^1$

素因数の和:37070

約数の個数: 36

約数和(自身を含む): 59131800

約数和(自身を除く): 37346988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 37049, 74098, 111147, 148196, 222294, 259343, 444588, 518686, 778029, 1037372, 1556058, 1815401, 3112116, 3630802, 5446203, 7261604, 10892406, 21784812]

約数ペア:

[(1, 21784812), (2, 10892406), (3, 7261604), (4, 5446203), (6, 3630802), (7, 3112116), (12, 1815401), (14, 1556058), (21, 1037372), (28, 778029), (42, 518686), (49, 444588), (84, 259343), (98, 222294), (147, 148196), (196, 111147), (294, 74098), (588, 37049)]