21167667088

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{2273}}^1\times {\mathrm{4583}}^1$

素因数の和:6991

約数の個数: 40

約数和(自身を含む): 41362495488

約数和(自身を除く): 20194828400

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 2273, 4546, 4583, 9092, 9166, 18184, 18332, 36368, 36664, 73328, 288671, 577342, 582041, 1154684, 1164082, 2309368, 2328164, 4618736, 4656328, 9312656, 10417159, 20834318, 41668636, 83337272, 166674544, 1322979193, 2645958386, 5291916772, 10583833544, 21167667088]

約数ペア:

[(1, 21167667088), (2, 10583833544), (4, 5291916772), (8, 2645958386), (16, 1322979193), (127, 166674544), (254, 83337272), (508, 41668636), (1016, 20834318), (2032, 10417159), (2273, 9312656), (4546, 4656328), (4583, 4618736), (9092, 2328164), (9166, 2309368), (18184, 1164082), (18332, 1154684), (36368, 582041), (36664, 577342), (73328, 288671)]