21044932328

素因数分解:

$2^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{839}}^1\times {\mathrm{1117}}^1$

素因数の和:2370

約数の個数: 64

約数和(自身を含む): 45303148800

約数和(自身を除く): 24258216472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 401, 802, 839, 1117, 1604, 1678, 2234, 2807, 3208, 3356, 4468, 5614, 5873, 6712, 7819, 8936, 11228, 11746, 15638, 22456, 23492, 31276, 46984, 62552, 336439, 447917, 672878, 895834, 937163, 1345756, 1791668, 1874326, 2355073, 2691512, 3135419, 3583336, 3748652, 4710146, 6270838, 6560141, 7497304, 9420292, 12541676, 13120282, 18840584, 25083352, 26240564, 52481128, 375802363, 751604726, 1503209452, 2630616541, 3006418904, 5261233082, 10522466164, 21044932328]

約数ペア:

[(1, 21044932328), (2, 10522466164), (4, 5261233082), (7, 3006418904), (8, 2630616541), (14, 1503209452), (28, 751604726), (56, 375802363), (401, 52481128), (802, 26240564), (839, 25083352), (1117, 18840584), (1604, 13120282), (1678, 12541676), (2234, 9420292), (2807, 7497304), (3208, 6560141), (3356, 6270838), (4468, 4710146), (5614, 3748652), (5873, 3583336), (6712, 3135419), (7819, 2691512), (8936, 2355073), (11228, 1874326), (11746, 1791668), (15638, 1345756), (22456, 937163), (23492, 895834), (31276, 672878), (46984, 447917), (62552, 336439)]