21585954728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{523}}^1\times {\mathrm{3853}}^1$

素因数の和:4498

約数の個数: 64

約数和(自身を含む): 44105792640

約数和(自身を除く): 22519837912

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 523, 824, 1046, 1339, 2092, 2678, 3853, 4184, 5356, 6799, 7706, 10712, 13598, 15412, 27196, 30824, 50089, 53869, 54392, 100178, 107738, 200356, 215476, 396859, 400712, 430952, 700297, 793718, 1400594, 1587436, 2015119, 2801188, 3174872, 4030238, 5159167, 5602376, 8060476, 10318334, 16120952, 20636668, 26196547, 41273336, 52393094, 104786188, 207557257, 209572376, 415114514, 830229028, 1660458056, 2698244341, 5396488682, 10792977364, 21585954728]

約数ペア:

[(1, 21585954728), (2, 10792977364), (4, 5396488682), (8, 2698244341), (13, 1660458056), (26, 830229028), (52, 415114514), (103, 209572376), (104, 207557257), (206, 104786188), (412, 52393094), (523, 41273336), (824, 26196547), (1046, 20636668), (1339, 16120952), (2092, 10318334), (2678, 8060476), (3853, 5602376), (4184, 5159167), (5356, 4030238), (6799, 3174872), (7706, 2801188), (10712, 2015119), (13598, 1587436), (15412, 1400594), (27196, 793718), (30824, 700297), (50089, 430952), (53869, 400712), (54392, 396859), (100178, 215476), (107738, 200356)]