210312004

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{54037}}^1$

素因数の和:54187

約数の個数: 24

約数和(自身を含む): 423657920

約数和(自身を除く): 213345916

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 54037, 108074, 216148, 378259, 756518, 1513036, 7511143, 15022286, 30044572, 52578001, 105156002, 210312004]

約数ペア:

[(1, 210312004), (2, 105156002), (4, 52578001), (7, 30044572), (14, 15022286), (28, 7511143), (139, 1513036), (278, 756518), (556, 378259), (973, 216148), (1946, 108074), (3892, 54037)]