21580452848

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{1733}}^1\times {\mathrm{9377}}^1$

素因数の和:11201

約数の個数: 40

約数和(自身を含む): 42344821008

約数和(自身を除く): 20764368160

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 1733, 3466, 6932, 9377, 13864, 18754, 27728, 37508, 75016, 143839, 150032, 287678, 575356, 778291, 1150712, 1556582, 2301424, 3113164, 6226328, 12452656, 16250341, 32500682, 65001364, 130002728, 260005456, 1348778303, 2697556606, 5395113212, 10790226424, 21580452848]

約数ペア:

[(1, 21580452848), (2, 10790226424), (4, 5395113212), (8, 2697556606), (16, 1348778303), (83, 260005456), (166, 130002728), (332, 65001364), (664, 32500682), (1328, 16250341), (1733, 12452656), (3466, 6226328), (6932, 3113164), (9377, 2301424), (13864, 1556582), (18754, 1150712), (27728, 778291), (37508, 575356), (75016, 287678), (143839, 150032)]