21804846196

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2157187}}^1$

素因数の和:2157236

約数の個数: 36

約数和(自身を含む): 46025763168

約数和(自身を除く): 24220916972

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 2157187, 4314374, 8628748, 15100309, 30200618, 40986553, 60401236, 81973106, 163946212, 286905871, 573811742, 778744507, 1147623484, 1557489014, 3114978028, 5451211549, 10902423098, 21804846196]

約数ペア:

[(1, 21804846196), (2, 10902423098), (4, 5451211549), (7, 3114978028), (14, 1557489014), (19, 1147623484), (28, 778744507), (38, 573811742), (76, 286905871), (133, 163946212), (266, 81973106), (361, 60401236), (532, 40986553), (722, 30200618), (1444, 15100309), (2527, 8628748), (5054, 4314374), (10108, 2157187)]